887380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3413}}^1$

素因数の和:3435

約数の個数: 24

約数和(自身を含む): 2007432

約数和(自身を除く): 1120052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3413, 6826, 13652, 17065, 34130, 44369, 68260, 88738, 177476, 221845, 443690, 887380]

約数ペア:

[(1, 887380), (2, 443690), (4, 221845), (5, 177476), (10, 88738), (13, 68260), (20, 44369), (26, 34130), (52, 17065), (65, 13652), (130, 6826), (260, 3413)]