88913980

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{22567}}^1$

素因数の和:22773

約数の個数: 24

約数和(自身を含む): 187675488

約数和(自身を除く): 98761508

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 22567, 45134, 90268, 112835, 225670, 451340, 4445699, 8891398, 17782796, 22228495, 44456990, 88913980]

約数ペア:

[(1, 88913980), (2, 44456990), (4, 22228495), (5, 17782796), (10, 8891398), (20, 4445699), (197, 451340), (394, 225670), (788, 112835), (985, 90268), (1970, 45134), (3940, 22567)]