42403540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34757}}^1$

素因数の和:34827

約数の個数: 24

約数和(自身を含む): 90509832

約数和(自身を除く): 48106292

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 34757, 69514, 139028, 173785, 347570, 695140, 2120177, 4240354, 8480708, 10600885, 21201770, 42403540]

約数ペア:

[(1, 42403540), (2, 21201770), (4, 10600885), (5, 8480708), (10, 4240354), (20, 2120177), (61, 695140), (122, 347570), (244, 173785), (305, 139028), (610, 69514), (1220, 34757)]