2017931440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:731

約数の個数: 160

約数和(自身を含む): 5534645760

約数和(自身を除く): 3516714320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 179, 205, 280, 287, 328, 358, 410, 491, 560, 574, 656, 716, 820, 895, 982, 1148, 1253, 1432, 1435, 1640, 1790, 1964, 2296, 2455, 2506, 2864, 2870, 3280, 3437, 3580, 3928, 4592, 4910, 5012, 5740, 6265, 6874, 7160, 7339, 7856, 9820, 10024, 11480, 12530, 13748, 14320, 14678, 17185, 19640, 20048, 20131, 22960, 25060, 27496, 29356, 34370, 36695, 39280, 40262, 50120, 51373, 54992, 58712, 68740, 73390, 80524, 87889, 100240, 100655, 102746, 117424, 137480, 140917, 146780, 161048, 175778, 201310, 205492, 256865, 274960, 281834, 293560, 322096, 351556, 402620, 410984, 439445, 513730, 563668, 587120, 615223, 703112, 704585, 805240, 821968, 878890, 1027460, 1127336, 1230446, 1406224, 1409170, 1610480, 1757780, 2054920, 2254672, 2460892, 2818340, 3076115, 3515560, 3603449, 4109840, 4921784, 5636680, 6152230, 7031120, 7206898, 9843568, 11273360, 12304460, 14413796, 18017245, 24608920, 25224143, 28827592, 36034490, 49217840, 50448286, 57655184, 72068980, 100896572, 126120715, 144137960, 201793144, 252241430, 288275920, 403586288, 504482860, 1008965720, 2017931440]

約数ペア:

[(1, 2017931440), (2, 1008965720), (4, 504482860), (5, 403586288), (7, 288275920), (8, 252241430), (10, 201793144), (14, 144137960), (16, 126120715), (20, 100896572), (28, 72068980), (35, 57655184), (40, 50448286), (41, 49217840), (56, 36034490), (70, 28827592), (80, 25224143), (82, 24608920), (112, 18017245), (140, 14413796), (164, 12304460), (179, 11273360), (205, 9843568), (280, 7206898), (287, 7031120), (328, 6152230), (358, 5636680), (410, 4921784), (491, 4109840), (560, 3603449), (574, 3515560), (656, 3076115), (716, 2818340), (820, 2460892), (895, 2254672), (982, 2054920), (1148, 1757780), (1253, 1610480), (1432, 1409170), (1435, 1406224), (1640, 1230446), (1790, 1127336), (1964, 1027460), (2296, 878890), (2455, 821968), (2506, 805240), (2864, 704585), (2870, 703112), (3280, 615223), (3437, 587120), (3580, 563668), (3928, 513730), (4592, 439445), (4910, 410984), (5012, 402620), (5740, 351556), (6265, 322096), (6874, 293560), (7160, 281834), (7339, 274960), (7856, 256865), (9820, 205492), (10024, 201310), (11480, 175778), (12530, 161048), (13748, 146780), (14320, 140917), (14678, 137480), (17185, 117424), (19640, 102746), (20048, 100655), (20131, 100240), (22960, 87889), (25060, 80524), (27496, 73390), (29356, 68740), (34370, 58712), (36695, 54992), (39280, 51373), (40262, 50120)]