2515691660

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1\times {\mathrm{1301}}^1$

素因数の和:2306

約数の個数: 48

約数和(自身を含む): 5341533120

約数和(自身を除く): 2825841460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 887, 1090, 1301, 1774, 2180, 2602, 3548, 4435, 5204, 6505, 8870, 13010, 17740, 26020, 96683, 141809, 193366, 283618, 386732, 483415, 567236, 709045, 966830, 1153987, 1418090, 1933660, 2307974, 2836180, 4615948, 5769935, 11539870, 23079740, 125784583, 251569166, 503138332, 628922915, 1257845830, 2515691660]

約数ペア:

[(1, 2515691660), (2, 1257845830), (4, 628922915), (5, 503138332), (10, 251569166), (20, 125784583), (109, 23079740), (218, 11539870), (436, 5769935), (545, 4615948), (887, 2836180), (1090, 2307974), (1301, 1933660), (1774, 1418090), (2180, 1153987), (2602, 966830), (3548, 709045), (4435, 567236), (5204, 483415), (6505, 386732), (8870, 283618), (13010, 193366), (17740, 141809), (26020, 96683)]