64713460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{462239}}^1$

素因数の和:462255

約数の個数: 24

約数和(自身を含む): 155312640

約数和(自身を除く): 90599180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 462239, 924478, 1848956, 2311195, 3235673, 4622390, 6471346, 9244780, 12942692, 16178365, 32356730, 64713460]

約数ペア:

[(1, 64713460), (2, 32356730), (4, 16178365), (5, 12942692), (7, 9244780), (10, 6471346), (14, 4622390), (20, 3235673), (28, 2311195), (35, 1848956), (70, 924478), (140, 462239)]