20407290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1571}}^1$

素因数の和:2014

約数の個数: 32

約数和(自身を含む): 49121856

約数和(自身を除く): 28714566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 433, 866, 1299, 1571, 2165, 2598, 3142, 4330, 4713, 6495, 7855, 9426, 12990, 15710, 23565, 47130, 680243, 1360486, 2040729, 3401215, 4081458, 6802430, 10203645, 20407290]

約数ペア:

[(1, 20407290), (2, 10203645), (3, 6802430), (5, 4081458), (6, 3401215), (10, 2040729), (15, 1360486), (30, 680243), (433, 47130), (866, 23565), (1299, 15710), (1571, 12990), (2165, 9426), (2598, 7855), (3142, 6495), (4330, 4713)]