3131740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 7124544

約数和(自身を除く): 3992804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 151, 170, 244, 302, 305, 340, 604, 610, 755, 1037, 1220, 1510, 2074, 2567, 3020, 4148, 5134, 5185, 9211, 10268, 10370, 12835, 18422, 20740, 25670, 36844, 46055, 51340, 92110, 156587, 184220, 313174, 626348, 782935, 1565870, 3131740]

約数ペア:

[(1, 3131740), (2, 1565870), (4, 782935), (5, 626348), (10, 313174), (17, 184220), (20, 156587), (34, 92110), (61, 51340), (68, 46055), (85, 36844), (122, 25670), (151, 20740), (170, 18422), (244, 12835), (302, 10370), (305, 10268), (340, 9211), (604, 5185), (610, 5134), (755, 4148), (1037, 3020), (1220, 2567), (1510, 2074)]