201015980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{913709}}^1$

素因数の和:913729

約数の個数: 24

約数和(自身を含む): 460509840

約数和(自身を除く): 259493860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 913709, 1827418, 3654836, 4568545, 9137090, 10050799, 18274180, 20101598, 40203196, 50253995, 100507990, 201015980]

約数ペア:

[(1, 201015980), (2, 100507990), (4, 50253995), (5, 40203196), (10, 20101598), (11, 18274180), (20, 10050799), (22, 9137090), (44, 4568545), (55, 3654836), (110, 1827418), (220, 913709)]