450880

素因数分解:

$2^6\times 5^1\times {\mathrm{1409}}^1$

素因数の和:1426

約数の個数: 28

約数和(自身を含む): 1074420

約数和(自身を除く): 623540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1409, 2818, 5636, 7045, 11272, 14090, 22544, 28180, 45088, 56360, 90176, 112720, 225440, 450880]

約数ペア:

[(1, 450880), (2, 225440), (4, 112720), (5, 90176), (8, 56360), (10, 45088), (16, 28180), (20, 22544), (32, 14090), (40, 11272), (64, 7045), (80, 5636), (160, 2818), (320, 1409)]