28446340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2957}}^1$

素因数の和:3016

約数の個数: 48

約数和(自身を含む): 66093552

約数和(自身を除く): 37647212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 2957, 4810, 5914, 9620, 11828, 14785, 29570, 38441, 59140, 76882, 109409, 153764, 192205, 218818, 384410, 437636, 547045, 768820, 1094090, 1422317, 2188180, 2844634, 5689268, 7111585, 14223170, 28446340]

約数ペア:

[(1, 28446340), (2, 14223170), (4, 7111585), (5, 5689268), (10, 2844634), (13, 2188180), (20, 1422317), (26, 1094090), (37, 768820), (52, 547045), (65, 437636), (74, 384410), (130, 218818), (148, 192205), (185, 153764), (260, 109409), (370, 76882), (481, 59140), (740, 38441), (962, 29570), (1924, 14785), (2405, 11828), (2957, 9620), (4810, 5914)]