38946460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{983}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 93897216

約数和(自身を除く): 54950756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 983, 1132, 1415, 1966, 1981, 2830, 3932, 3962, 4915, 5660, 6881, 7924, 9830, 9905, 13762, 19660, 19810, 27524, 34405, 39620, 68810, 137620, 278189, 556378, 1112756, 1390945, 1947323, 2781890, 3894646, 5563780, 7789292, 9736615, 19473230, 38946460]

約数ペア:

[(1, 38946460), (2, 19473230), (4, 9736615), (5, 7789292), (7, 5563780), (10, 3894646), (14, 2781890), (20, 1947323), (28, 1390945), (35, 1112756), (70, 556378), (140, 278189), (283, 137620), (566, 68810), (983, 39620), (1132, 34405), (1415, 27524), (1966, 19810), (1981, 19660), (2830, 13762), (3932, 9905), (3962, 9830), (4915, 7924), (5660, 6881)]