222715540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{210109}}^1$

素因数の和:210171

約数の個数: 24

約数和(自身を含む): 476529480

約数和(自身を除く): 253813940

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 210109, 420218, 840436, 1050545, 2101090, 4202180, 11135777, 22271554, 44543108, 55678885, 111357770, 222715540]

約数ペア:

[(1, 222715540), (2, 111357770), (4, 55678885), (5, 44543108), (10, 22271554), (20, 11135777), (53, 4202180), (106, 2101090), (212, 1050545), (265, 840436), (530, 420218), (1060, 210109)]