289130180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{466339}}^1$

素因数の和:466379

約数の個数: 24

約数和(自身を含む): 626760960

約数和(自身を除く): 337630780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 466339, 932678, 1865356, 2331695, 4663390, 9326780, 14456509, 28913018, 57826036, 72282545, 144565090, 289130180]

約数ペア:

[(1, 289130180), (2, 144565090), (4, 72282545), (5, 57826036), (10, 28913018), (20, 14456509), (31, 9326780), (62, 4663390), (124, 2331695), (155, 1865356), (310, 932678), (620, 466339)]