7831275620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3121}}^1\times {\mathrm{17923}}^1$

素因数の和:21060

約数の個数: 48

約数和(自身を含む): 18802132608

約数和(自身を除く): 10970856988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3121, 6242, 12484, 15605, 17923, 21847, 31210, 35846, 43694, 62420, 71692, 87388, 89615, 109235, 125461, 179230, 218470, 250922, 358460, 436940, 501844, 627305, 1254610, 2509220, 55937683, 111875366, 223750732, 279688415, 391563781, 559376830, 783127562, 1118753660, 1566255124, 1957818905, 3915637810, 7831275620]

約数ペア:

[(1, 7831275620), (2, 3915637810), (4, 1957818905), (5, 1566255124), (7, 1118753660), (10, 783127562), (14, 559376830), (20, 391563781), (28, 279688415), (35, 223750732), (70, 111875366), (140, 55937683), (3121, 2509220), (6242, 1254610), (12484, 627305), (15605, 501844), (17923, 436940), (21847, 358460), (31210, 250922), (35846, 218470), (43694, 179230), (62420, 125461), (71692, 109235), (87388, 89615)]