20121240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167677}}^1$

素因数の和:167691

約数の個数: 32

約数和(自身を含む): 60364080

約数和(自身を除く): 40242840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167677, 335354, 503031, 670708, 838385, 1006062, 1341416, 1676770, 2012124, 2515155, 3353540, 4024248, 5030310, 6707080, 10060620, 20121240]

約数ペア:

[(1, 20121240), (2, 10060620), (3, 6707080), (4, 5030310), (5, 4024248), (6, 3353540), (8, 2515155), (10, 2012124), (12, 1676770), (15, 1341416), (20, 1006062), (24, 838385), (30, 670708), (40, 503031), (60, 335354), (120, 167677)]