72184240

素因数分解:

$2^4\times 5^1\times {\mathrm{902303}}^1$

素因数の和:902316

約数の個数: 20

約数和(自身を含む): 167828544

約数和(自身を除く): 95644304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 902303, 1804606, 3609212, 4511515, 7218424, 9023030, 14436848, 18046060, 36092120, 72184240]

約数ペア:

[(1, 72184240), (2, 36092120), (4, 18046060), (5, 14436848), (8, 9023030), (10, 7218424), (16, 4511515), (20, 3609212), (40, 1804606), (80, 902303)]