9918140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{941}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 22788864

約数和(自身を除く): 12870724

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 941, 1054, 1882, 2108, 2635, 3764, 4705, 5270, 9410, 10540, 15997, 18820, 29171, 31994, 58342, 63988, 79985, 116684, 145855, 159970, 291710, 319940, 495907, 583420, 991814, 1983628, 2479535, 4959070, 9918140]

約数ペア:

[(1, 9918140), (2, 4959070), (4, 2479535), (5, 1983628), (10, 991814), (17, 583420), (20, 495907), (31, 319940), (34, 291710), (62, 159970), (68, 145855), (85, 116684), (124, 79985), (155, 63988), (170, 58342), (310, 31994), (340, 29171), (527, 18820), (620, 15997), (941, 10540), (1054, 9410), (1882, 5270), (2108, 4705), (2635, 3764)]