23957140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 52027920

約数和(自身を除く): 28070780

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 269, 292, 305, 365, 538, 610, 730, 1076, 1220, 1345, 1460, 2690, 4453, 5380, 8906, 16409, 17812, 19637, 22265, 32818, 39274, 44530, 65636, 78548, 82045, 89060, 98185, 164090, 196370, 328180, 392740, 1197857, 2395714, 4791428, 5989285, 11978570, 23957140]

約数ペア:

[(1, 23957140), (2, 11978570), (4, 5989285), (5, 4791428), (10, 2395714), (20, 1197857), (61, 392740), (73, 328180), (122, 196370), (146, 164090), (244, 98185), (269, 89060), (292, 82045), (305, 78548), (365, 65636), (538, 44530), (610, 39274), (730, 32818), (1076, 22265), (1220, 19637), (1345, 17812), (1460, 16409), (2690, 8906), (4453, 5380)]