420147010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{13807}}^1$

素因数の和:14010

約数の個数: 32

約数和(自身を含む): 805282560

約数和(自身を除く): 385135550

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 179, 358, 895, 1790, 3043, 6086, 13807, 15215, 27614, 30430, 69035, 138070, 234719, 469438, 1173595, 2347190, 2471453, 4942906, 12357265, 24714530, 42014701, 84029402, 210073505, 420147010]

約数ペア:

[(1, 420147010), (2, 210073505), (5, 84029402), (10, 42014701), (17, 24714530), (34, 12357265), (85, 4942906), (170, 2471453), (179, 2347190), (358, 1173595), (895, 469438), (1790, 234719), (3043, 138070), (6086, 69035), (13807, 30430), (15215, 27614)]