11371420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18341}}^1$

素因数の和:18381

約数の個数: 24

約数和(自身を含む): 24651648

約数和(自身を除く): 13280228

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 18341, 36682, 73364, 91705, 183410, 366820, 568571, 1137142, 2274284, 2842855, 5685710, 11371420]

約数ペア:

[(1, 11371420), (2, 5685710), (4, 2842855), (5, 2274284), (10, 1137142), (20, 568571), (31, 366820), (62, 183410), (124, 91705), (155, 73364), (310, 36682), (620, 18341)]