31452290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1429}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 59304960

約数和(自身を除く): 27852670

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 710, 1429, 2201, 2858, 4402, 7145, 11005, 14290, 22010, 44299, 88598, 101459, 202918, 221495, 442990, 507295, 1014590, 3145229, 6290458, 15726145, 31452290]

約数ペア:

[(1, 31452290), (2, 15726145), (5, 6290458), (10, 3145229), (31, 1014590), (62, 507295), (71, 442990), (142, 221495), (155, 202918), (310, 101459), (355, 88598), (710, 44299), (1429, 22010), (2201, 14290), (2858, 11005), (4402, 7145)]