909250640

素因数分解:

$2^4\times 5^1\times {\mathrm{613}}^1\times {\mathrm{18541}}^1$

素因数の和:19167

約数の個数: 40

約数和(自身を含む): 2117570568

約数和(自身を除く): 1208319928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 613, 1226, 2452, 3065, 4904, 6130, 9808, 12260, 18541, 24520, 37082, 49040, 74164, 92705, 148328, 185410, 296656, 370820, 741640, 1483280, 11365633, 22731266, 45462532, 56828165, 90925064, 113656330, 181850128, 227312660, 454625320, 909250640]

約数ペア:

[(1, 909250640), (2, 454625320), (4, 227312660), (5, 181850128), (8, 113656330), (10, 90925064), (16, 56828165), (20, 45462532), (40, 22731266), (80, 11365633), (613, 1483280), (1226, 741640), (2452, 370820), (3065, 296656), (4904, 185410), (6130, 148328), (9808, 92705), (12260, 74164), (18541, 49040), (24520, 37082)]