20044990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1229}}^1$

素因数の和:1476

約数の個数: 32

約数和(自身を含む): 41446080

約数和(自身を除く): 21401090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 233, 466, 1165, 1229, 1631, 2330, 2458, 3262, 6145, 8155, 8603, 12290, 16310, 17206, 43015, 86030, 286357, 572714, 1431785, 2004499, 2863570, 4008998, 10022495, 20044990]

約数ペア:

[(1, 20044990), (2, 10022495), (5, 4008998), (7, 2863570), (10, 2004499), (14, 1431785), (35, 572714), (70, 286357), (233, 86030), (466, 43015), (1165, 17206), (1229, 16310), (1631, 12290), (2330, 8603), (2458, 8155), (3262, 6145)]