7739420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 18773664

約数和(自身を除く): 11034244

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 103, 130, 170, 206, 221, 260, 289, 340, 412, 442, 515, 578, 884, 1030, 1105, 1156, 1339, 1445, 1751, 2060, 2210, 2678, 2890, 3502, 3757, 4420, 5356, 5780, 6695, 7004, 7514, 8755, 13390, 15028, 17510, 18785, 22763, 26780, 29767, 35020, 37570, 45526, 59534, 75140, 91052, 113815, 119068, 148835, 227630, 297670, 386971, 455260, 595340, 773942, 1547884, 1934855, 3869710, 7739420]

約数ペア:

[(1, 7739420), (2, 3869710), (4, 1934855), (5, 1547884), (10, 773942), (13, 595340), (17, 455260), (20, 386971), (26, 297670), (34, 227630), (52, 148835), (65, 119068), (68, 113815), (85, 91052), (103, 75140), (130, 59534), (170, 45526), (206, 37570), (221, 35020), (260, 29767), (289, 26780), (340, 22763), (412, 18785), (442, 17510), (515, 15028), (578, 13390), (884, 8755), (1030, 7514), (1105, 7004), (1156, 6695), (1339, 5780), (1445, 5356), (1751, 4420), (2060, 3757), (2210, 3502), (2678, 2890)]