2019804880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 5087174400

約数和(自身を除く): 3067369520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 109, 146, 152, 167, 190, 218, 292, 304, 334, 365, 380, 436, 545, 584, 668, 730, 760, 835, 872, 1090, 1168, 1336, 1387, 1460, 1520, 1670, 1744, 2071, 2180, 2672, 2774, 2920, 3173, 3340, 4142, 4360, 5548, 5840, 6346, 6680, 6935, 7957, 8284, 8720, 10355, 11096, 12191, 12692, 13360, 13870, 15865, 15914, 16568, 18203, 20710, 22192, 24382, 25384, 27740, 31730, 31828, 33136, 36406, 39785, 41420, 48764, 50768, 55480, 60955, 63460, 63656, 72812, 79570, 82840, 91015, 97528, 110960, 121910, 126920, 127312, 145624, 151183, 159140, 165680, 182030, 195056, 231629, 243820, 253840, 291248, 302366, 318280, 345857, 364060, 463258, 487640, 604732, 636560, 691714, 728120, 755915, 926516, 975280, 1158145, 1209464, 1328819, 1383428, 1456240, 1511830, 1729285, 1853032, 2316290, 2418928, 2657638, 2766856, 3023660, 3458570, 3706064, 4632580, 5315276, 5533712, 6047320, 6644095, 6917140, 9265160, 10630552, 12094640, 13288190, 13834280, 18530320, 21261104, 25247561, 26576380, 27668560, 50495122, 53152760, 100990244, 106305520, 126237805, 201980488, 252475610, 403960976, 504951220, 1009902440, 2019804880]

約数ペア:

[(1, 2019804880), (2, 1009902440), (4, 504951220), (5, 403960976), (8, 252475610), (10, 201980488), (16, 126237805), (19, 106305520), (20, 100990244), (38, 53152760), (40, 50495122), (73, 27668560), (76, 26576380), (80, 25247561), (95, 21261104), (109, 18530320), (146, 13834280), (152, 13288190), (167, 12094640), (190, 10630552), (218, 9265160), (292, 6917140), (304, 6644095), (334, 6047320), (365, 5533712), (380, 5315276), (436, 4632580), (545, 3706064), (584, 3458570), (668, 3023660), (730, 2766856), (760, 2657638), (835, 2418928), (872, 2316290), (1090, 1853032), (1168, 1729285), (1336, 1511830), (1387, 1456240), (1460, 1383428), (1520, 1328819), (1670, 1209464), (1744, 1158145), (2071, 975280), (2180, 926516), (2672, 755915), (2774, 728120), (2920, 691714), (3173, 636560), (3340, 604732), (4142, 487640), (4360, 463258), (5548, 364060), (5840, 345857), (6346, 318280), (6680, 302366), (6935, 291248), (7957, 253840), (8284, 243820), (8720, 231629), (10355, 195056), (11096, 182030), (12191, 165680), (12692, 159140), (13360, 151183), (13870, 145624), (15865, 127312), (15914, 126920), (16568, 121910), (18203, 110960), (20710, 97528), (22192, 91015), (24382, 82840), (25384, 79570), (27740, 72812), (31730, 63656), (31828, 63460), (33136, 60955), (36406, 55480), (39785, 50768), (41420, 48764)]