7315780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21517}}^1$

素因数の和:21543

約数の個数: 24

約数和(自身を含む): 16267608

約数和(自身を除く): 8951828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 21517, 43034, 86068, 107585, 215170, 365789, 430340, 731578, 1463156, 1828945, 3657890, 7315780]

約数ペア:

[(1, 7315780), (2, 3657890), (4, 1828945), (5, 1463156), (10, 731578), (17, 430340), (20, 365789), (34, 215170), (68, 107585), (85, 86068), (170, 43034), (340, 21517)]