40399710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1553

約数の個数: 64

約数和(自身を含む): 105960960

約数和(自身を除く): 65561250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 1065, 1459, 1846, 2130, 2769, 2918, 4377, 4615, 5538, 7295, 8754, 9230, 13845, 14590, 18967, 21885, 27690, 37934, 43770, 56901, 94835, 103589, 113802, 189670, 207178, 284505, 310767, 517945, 569010, 621534, 1035890, 1346657, 1553835, 2693314, 3107670, 4039971, 6733285, 8079942, 13466570, 20199855, 40399710]

約数ペア:

[(1, 40399710), (2, 20199855), (3, 13466570), (5, 8079942), (6, 6733285), (10, 4039971), (13, 3107670), (15, 2693314), (26, 1553835), (30, 1346657), (39, 1035890), (65, 621534), (71, 569010), (78, 517945), (130, 310767), (142, 284505), (195, 207178), (213, 189670), (355, 113802), (390, 103589), (426, 94835), (710, 56901), (923, 43770), (1065, 37934), (1459, 27690), (1846, 21885), (2130, 18967), (2769, 14590), (2918, 13845), (4377, 9230), (4615, 8754), (5538, 7295)]