9945680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 25069824

約数和(自身を除く): 15124144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 103, 136, 142, 170, 206, 272, 284, 340, 355, 412, 515, 568, 680, 710, 824, 1030, 1136, 1207, 1360, 1420, 1648, 1751, 2060, 2414, 2840, 3502, 4120, 4828, 5680, 6035, 7004, 7313, 8240, 8755, 9656, 12070, 14008, 14626, 17510, 19312, 24140, 28016, 29252, 35020, 36565, 48280, 58504, 70040, 73130, 96560, 117008, 124321, 140080, 146260, 248642, 292520, 497284, 585040, 621605, 994568, 1243210, 1989136, 2486420, 4972840, 9945680]

約数ペア:

[(1, 9945680), (2, 4972840), (4, 2486420), (5, 1989136), (8, 1243210), (10, 994568), (16, 621605), (17, 585040), (20, 497284), (34, 292520), (40, 248642), (68, 146260), (71, 140080), (80, 124321), (85, 117008), (103, 96560), (136, 73130), (142, 70040), (170, 58504), (206, 48280), (272, 36565), (284, 35020), (340, 29252), (355, 28016), (412, 24140), (515, 19312), (568, 17510), (680, 14626), (710, 14008), (824, 12070), (1030, 9656), (1136, 8755), (1207, 8240), (1360, 7313), (1420, 7004), (1648, 6035), (1751, 5680), (2060, 4828), (2414, 4120), (2840, 3502)]