11807420

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1409}}^1$

素因数の和:1837

約数の個数: 24

約数和(自身を含む): 24872400

約数和(自身を除く): 13064980

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1409, 1676, 2095, 2818, 4190, 5636, 7045, 8380, 14090, 28180, 590371, 1180742, 2361484, 2951855, 5903710, 11807420]

約数ペア:

[(1, 11807420), (2, 5903710), (4, 2951855), (5, 2361484), (10, 1180742), (20, 590371), (419, 28180), (838, 14090), (1409, 8380), (1676, 7045), (2095, 5636), (2818, 4190)]