253942040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{2477}}^1$

素因数の和:2732

約数の個数: 64

約数和(自身を含む): 626240160

約数和(自身を除く): 372298120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 233, 440, 466, 932, 1165, 1864, 2330, 2477, 2563, 4660, 4954, 5126, 9320, 9908, 10252, 12385, 12815, 19816, 20504, 24770, 25630, 27247, 49540, 51260, 54494, 99080, 102520, 108988, 136235, 217976, 272470, 544940, 577141, 1089880, 1154282, 2308564, 2885705, 4617128, 5771410, 6348551, 11542820, 12697102, 23085640, 25394204, 31742755, 50788408, 63485510, 126971020, 253942040]

約数ペア:

[(1, 253942040), (2, 126971020), (4, 63485510), (5, 50788408), (8, 31742755), (10, 25394204), (11, 23085640), (20, 12697102), (22, 11542820), (40, 6348551), (44, 5771410), (55, 4617128), (88, 2885705), (110, 2308564), (220, 1154282), (233, 1089880), (440, 577141), (466, 544940), (932, 272470), (1165, 217976), (1864, 136235), (2330, 108988), (2477, 102520), (2563, 99080), (4660, 54494), (4954, 51260), (5126, 49540), (9320, 27247), (9908, 25630), (10252, 24770), (12385, 20504), (12815, 19816)]