123941240

素因数分解:

$2^3\times 5^1\times {\mathrm{3098531}}^1$

素因数の和:3098542

約数の個数: 16

約数和(自身を含む): 278867880

約数和(自身を除く): 154926640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3098531, 6197062, 12394124, 15492655, 24788248, 30985310, 61970620, 123941240]

約数ペア:

[(1, 123941240), (2, 61970620), (4, 30985310), (5, 24788248), (8, 15492655), (10, 12394124), (20, 6197062), (40, 3098531)]