71568980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30071}}^1$

素因数の和:30104

約数の個数: 48

約数和(自身を含む): 181875456

約数和(自身を除く): 110306476

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 30071, 60142, 120284, 150355, 210497, 300710, 420994, 511207, 601420, 841988, 1022414, 1052485, 2044828, 2104970, 2556035, 3578449, 4209940, 5112070, 7156898, 10224140, 14313796, 17892245, 35784490, 71568980]

約数ペア:

[(1, 71568980), (2, 35784490), (4, 17892245), (5, 14313796), (7, 10224140), (10, 7156898), (14, 5112070), (17, 4209940), (20, 3578449), (28, 2556035), (34, 2104970), (35, 2044828), (68, 1052485), (70, 1022414), (85, 841988), (119, 601420), (140, 511207), (170, 420994), (238, 300710), (340, 210497), (476, 150355), (595, 120284), (1190, 60142), (2380, 30071)]