1518778820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{70379}}^1$

素因数の和:70484

約数の個数: 48

約数和(自身を含む): 3476208960

約数和(自身を除く): 1957430140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 21580, 70379, 140758, 281516, 351895, 703790, 914927, 1407580, 1829854, 3659708, 4574635, 5841457, 9149270, 11682914, 18298540, 23365828, 29207285, 58414570, 75938941, 116829140, 151877882, 303755764, 379694705, 759389410, 1518778820]

約数ペア:

[(1, 1518778820), (2, 759389410), (4, 379694705), (5, 303755764), (10, 151877882), (13, 116829140), (20, 75938941), (26, 58414570), (52, 29207285), (65, 23365828), (83, 18298540), (130, 11682914), (166, 9149270), (260, 5841457), (332, 4574635), (415, 3659708), (830, 1829854), (1079, 1407580), (1660, 914927), (2158, 703790), (4316, 351895), (5395, 281516), (10790, 140758), (21580, 70379)]