57523340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{641}}^2$

素因数の和:1298

約数の個数: 36

約数和(自身を含む): 138271728

約数和(自身を除く): 80748388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 641, 1282, 2564, 3205, 4487, 6410, 8974, 12820, 17948, 22435, 44870, 89740, 410881, 821762, 1643524, 2054405, 2876167, 4108810, 5752334, 8217620, 11504668, 14380835, 28761670, 57523340]

約数ペア:

[(1, 57523340), (2, 28761670), (4, 14380835), (5, 11504668), (7, 8217620), (10, 5752334), (14, 4108810), (20, 2876167), (28, 2054405), (35, 1643524), (70, 821762), (140, 410881), (641, 89740), (1282, 44870), (2564, 22435), (3205, 17948), (4487, 12820), (6410, 8974)]