179678620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{953}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 412540128

約数和(自身を除く): 232861508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 857, 953, 1714, 1906, 3428, 3812, 4285, 4765, 8570, 9427, 9530, 10483, 17140, 18854, 19060, 20966, 37708, 41932, 47135, 52415, 94270, 104830, 188540, 209660, 816721, 1633442, 3266884, 4083605, 8167210, 8983931, 16334420, 17967862, 35935724, 44919655, 89839310, 179678620]

約数ペア:

[(1, 179678620), (2, 89839310), (4, 44919655), (5, 35935724), (10, 17967862), (11, 16334420), (20, 8983931), (22, 8167210), (44, 4083605), (55, 3266884), (110, 1633442), (220, 816721), (857, 209660), (953, 188540), (1714, 104830), (1906, 94270), (3428, 52415), (3812, 47135), (4285, 41932), (4765, 37708), (8570, 20966), (9427, 19060), (9530, 18854), (10483, 17140)]