11390420

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1487}}^1$

素因数の和:1879

約数の個数: 24

約数和(自身を含む): 23998464

約数和(自身を除く): 12608044

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1487, 1532, 1915, 2974, 3830, 5948, 7435, 7660, 14870, 29740, 569521, 1139042, 2278084, 2847605, 5695210, 11390420]

約数ペア:

[(1, 11390420), (2, 5695210), (4, 2847605), (5, 2278084), (10, 1139042), (20, 569521), (383, 29740), (766, 14870), (1487, 7660), (1532, 7435), (1915, 5948), (2974, 3830)]