10621520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1492

約数の個数: 80

約数和(自身を含む): 30414720

約数和(自身を除く): 19793200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1459, 1820, 2918, 3640, 5836, 7280, 7295, 10213, 11672, 14590, 18967, 20426, 23344, 29180, 37934, 40852, 51065, 58360, 75868, 81704, 94835, 102130, 116720, 132769, 151736, 163408, 189670, 204260, 265538, 303472, 379340, 408520, 531076, 663845, 758680, 817040, 1062152, 1327690, 1517360, 2124304, 2655380, 5310760, 10621520]

約数ペア:

[(1, 10621520), (2, 5310760), (4, 2655380), (5, 2124304), (7, 1517360), (8, 1327690), (10, 1062152), (13, 817040), (14, 758680), (16, 663845), (20, 531076), (26, 408520), (28, 379340), (35, 303472), (40, 265538), (52, 204260), (56, 189670), (65, 163408), (70, 151736), (80, 132769), (91, 116720), (104, 102130), (112, 94835), (130, 81704), (140, 75868), (182, 58360), (208, 51065), (260, 40852), (280, 37934), (364, 29180), (455, 23344), (520, 20426), (560, 18967), (728, 14590), (910, 11672), (1040, 10213), (1456, 7295), (1459, 7280), (1820, 5836), (2918, 3640)]