7262220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17291}}^1$

素因数の和:17310

約数の個数: 48

約数和(自身を含む): 23240448

約数和(自身を除く): 15978228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 17291, 34582, 51873, 69164, 86455, 103746, 121037, 172910, 207492, 242074, 259365, 345820, 363111, 484148, 518730, 605185, 726222, 1037460, 1210370, 1452444, 1815555, 2420740, 3631110, 7262220]

約数ペア:

[(1, 7262220), (2, 3631110), (3, 2420740), (4, 1815555), (5, 1452444), (6, 1210370), (7, 1037460), (10, 726222), (12, 605185), (14, 518730), (15, 484148), (20, 363111), (21, 345820), (28, 259365), (30, 242074), (35, 207492), (42, 172910), (60, 121037), (70, 103746), (84, 86455), (105, 69164), (140, 51873), (210, 34582), (420, 17291)]