22475240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 52747200

約数和(自身を除く): 30271960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 179, 215, 292, 344, 358, 365, 430, 584, 716, 730, 860, 895, 1432, 1460, 1720, 1790, 2920, 3139, 3580, 6278, 7160, 7697, 12556, 13067, 15394, 15695, 25112, 26134, 30788, 31390, 38485, 52268, 61576, 62780, 65335, 76970, 104536, 125560, 130670, 153940, 261340, 307880, 522680, 561881, 1123762, 2247524, 2809405, 4495048, 5618810, 11237620, 22475240]

約数ペア:

[(1, 22475240), (2, 11237620), (4, 5618810), (5, 4495048), (8, 2809405), (10, 2247524), (20, 1123762), (40, 561881), (43, 522680), (73, 307880), (86, 261340), (146, 153940), (172, 130670), (179, 125560), (215, 104536), (292, 76970), (344, 65335), (358, 62780), (365, 61576), (430, 52268), (584, 38485), (716, 31390), (730, 30788), (860, 26134), (895, 25112), (1432, 15695), (1460, 15394), (1720, 13067), (1790, 12556), (2920, 7697), (3139, 7160), (3580, 6278)]