27846680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1380

約数の個数: 64

約数和(自身を含む): 68532480

約数和(自身を除く): 40685800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 1321, 2108, 2635, 2642, 4216, 5270, 5284, 6605, 10540, 10568, 13210, 21080, 22457, 26420, 40951, 44914, 52840, 81902, 89828, 112285, 163804, 179656, 204755, 224570, 327608, 409510, 449140, 696167, 819020, 898280, 1392334, 1638040, 2784668, 3480835, 5569336, 6961670, 13923340, 27846680]

約数ペア:

[(1, 27846680), (2, 13923340), (4, 6961670), (5, 5569336), (8, 3480835), (10, 2784668), (17, 1638040), (20, 1392334), (31, 898280), (34, 819020), (40, 696167), (62, 449140), (68, 409510), (85, 327608), (124, 224570), (136, 204755), (155, 179656), (170, 163804), (248, 112285), (310, 89828), (340, 81902), (527, 52840), (620, 44914), (680, 40951), (1054, 26420), (1240, 22457), (1321, 21080), (2108, 13210), (2635, 10568), (2642, 10540), (4216, 6605), (5270, 5284)]