73648720

素因数分解:

$2^4\times 5^1\times {\mathrm{920609}}^1$

素因数の和:920622

約数の個数: 20

約数和(自身を含む): 171233460

約数和(自身を除く): 97584740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 920609, 1841218, 3682436, 4603045, 7364872, 9206090, 14729744, 18412180, 36824360, 73648720]

約数ペア:

[(1, 73648720), (2, 36824360), (4, 18412180), (5, 14729744), (8, 9206090), (10, 7364872), (16, 4603045), (20, 3682436), (40, 1841218), (80, 920609)]