122402020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{6449}}^1$

素因数の和:6544

約数の個数: 48

約数和(自身を含む): 280652400

約数和(自身を除く): 158250380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 6449, 9490, 12898, 18980, 25796, 32245, 64490, 83837, 128980, 167674, 335348, 419185, 470777, 838370, 941554, 1676740, 1883108, 2353885, 4707770, 6120101, 9415540, 12240202, 24480404, 30600505, 61201010, 122402020]

約数ペア:

[(1, 122402020), (2, 61201010), (4, 30600505), (5, 24480404), (10, 12240202), (13, 9415540), (20, 6120101), (26, 4707770), (52, 2353885), (65, 1883108), (73, 1676740), (130, 941554), (146, 838370), (260, 470777), (292, 419185), (365, 335348), (730, 167674), (949, 128980), (1460, 83837), (1898, 64490), (3796, 32245), (4745, 25796), (6449, 18980), (9490, 12898)]