1291460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2083}}^1$

素因数の和:2123

約数の個数: 24

約数和(自身を含む): 2800896

約数和(自身を除く): 1509436

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2083, 4166, 8332, 10415, 20830, 41660, 64573, 129146, 258292, 322865, 645730, 1291460]

約数ペア:

[(1, 1291460), (2, 645730), (4, 322865), (5, 258292), (10, 129146), (20, 64573), (31, 41660), (62, 20830), (124, 10415), (155, 8332), (310, 4166), (620, 2083)]