8451040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 22861440

約数和(自身を除く): 14410400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 239, 260, 272, 340, 416, 442, 478, 520, 544, 680, 884, 956, 1040, 1105, 1195, 1360, 1768, 1912, 2080, 2210, 2390, 2720, 3107, 3536, 3824, 4063, 4420, 4780, 6214, 7072, 7648, 8126, 8840, 9560, 12428, 15535, 16252, 17680, 19120, 20315, 24856, 31070, 32504, 35360, 38240, 40630, 49712, 52819, 62140, 65008, 81260, 99424, 105638, 124280, 130016, 162520, 211276, 248560, 264095, 325040, 422552, 497120, 528190, 650080, 845104, 1056380, 1690208, 2112760, 4225520, 8451040]

約数ペア:

[(1, 8451040), (2, 4225520), (4, 2112760), (5, 1690208), (8, 1056380), (10, 845104), (13, 650080), (16, 528190), (17, 497120), (20, 422552), (26, 325040), (32, 264095), (34, 248560), (40, 211276), (52, 162520), (65, 130016), (68, 124280), (80, 105638), (85, 99424), (104, 81260), (130, 65008), (136, 62140), (160, 52819), (170, 49712), (208, 40630), (221, 38240), (239, 35360), (260, 32504), (272, 31070), (340, 24856), (416, 20315), (442, 19120), (478, 17680), (520, 16252), (544, 15535), (680, 12428), (884, 9560), (956, 8840), (1040, 8126), (1105, 7648), (1195, 7072), (1360, 6214), (1768, 4780), (1912, 4420), (2080, 4063), (2210, 3824), (2390, 3536), (2720, 3107)]