401047460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1822943}}^1$

素因数の和:1822963

約数の個数: 24

約数和(自身を含む): 918763776

約数和(自身を除く): 517716316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1822943, 3645886, 7291772, 9114715, 18229430, 20052373, 36458860, 40104746, 80209492, 100261865, 200523730, 401047460]

約数ペア:

[(1, 401047460), (2, 200523730), (4, 100261865), (5, 80209492), (10, 40104746), (11, 36458860), (20, 20052373), (22, 18229430), (44, 9114715), (55, 7291772), (110, 3645886), (220, 1822943)]