23517940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 51652944

約数和(自身を除く): 28135004

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 521, 610, 740, 1042, 1220, 2084, 2257, 2605, 4514, 5210, 9028, 10420, 11285, 19277, 22570, 31781, 38554, 45140, 63562, 77108, 96385, 127124, 158905, 192770, 317810, 385540, 635620, 1175897, 2351794, 4703588, 5879485, 11758970, 23517940]

約数ペア:

[(1, 23517940), (2, 11758970), (4, 5879485), (5, 4703588), (10, 2351794), (20, 1175897), (37, 635620), (61, 385540), (74, 317810), (122, 192770), (148, 158905), (185, 127124), (244, 96385), (305, 77108), (370, 63562), (521, 45140), (610, 38554), (740, 31781), (1042, 22570), (1220, 19277), (2084, 11285), (2257, 10420), (2605, 9028), (4514, 5210)]