1047980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{859}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 2239440

約数和(自身を除く): 1191460

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 859, 1220, 1718, 3436, 4295, 8590, 17180, 52399, 104798, 209596, 261995, 523990, 1047980]

約数ペア:

[(1, 1047980), (2, 523990), (4, 261995), (5, 209596), (10, 104798), (20, 52399), (61, 17180), (122, 8590), (244, 4295), (305, 3436), (610, 1718), (859, 1220)]