205854460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{1669}}^1$

素因数の和:2566

約数の個数: 48

約数和(自身を含む): 494907840

約数和(自身を除く): 289053380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 881, 1669, 1762, 3338, 3524, 4405, 6167, 6676, 8345, 8810, 11683, 12334, 16690, 17620, 23366, 24668, 30835, 33380, 46732, 58415, 61670, 116830, 123340, 233660, 1470389, 2940778, 5881556, 7351945, 10292723, 14703890, 20585446, 29407780, 41170892, 51463615, 102927230, 205854460]

約数ペア:

[(1, 205854460), (2, 102927230), (4, 51463615), (5, 41170892), (7, 29407780), (10, 20585446), (14, 14703890), (20, 10292723), (28, 7351945), (35, 5881556), (70, 2940778), (140, 1470389), (881, 233660), (1669, 123340), (1762, 116830), (3338, 61670), (3524, 58415), (4405, 46732), (6167, 33380), (6676, 30835), (8345, 24668), (8810, 23366), (11683, 17620), (12334, 16690)]