2131660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2011}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 4563216

約数和(自身を除く): 2431556

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 2011, 4022, 8044, 10055, 20110, 40220, 106583, 213166, 426332, 532915, 1065830, 2131660]

約数ペア:

[(1, 2131660), (2, 1065830), (4, 532915), (5, 426332), (10, 213166), (20, 106583), (53, 40220), (106, 20110), (212, 10055), (265, 8044), (530, 4022), (1060, 2011)]