70947580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1637}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 163459296

約数和(自身を除く): 92511716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1637, 1970, 2167, 3274, 3940, 4334, 6548, 8185, 8668, 10835, 16370, 18007, 21670, 32740, 36014, 43340, 72028, 90035, 180070, 322489, 360140, 644978, 1289956, 1612445, 3224890, 3547379, 6449780, 7094758, 14189516, 17736895, 35473790, 70947580]

約数ペア:

[(1, 70947580), (2, 35473790), (4, 17736895), (5, 14189516), (10, 7094758), (11, 6449780), (20, 3547379), (22, 3224890), (44, 1612445), (55, 1289956), (110, 644978), (197, 360140), (220, 322489), (394, 180070), (788, 90035), (985, 72028), (1637, 43340), (1970, 36014), (2167, 32740), (3274, 21670), (3940, 18007), (4334, 16370), (6548, 10835), (8185, 8668)]