7421090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 14183424

約数和(自身を除く): 6762334

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 647, 1147, 1294, 2294, 3235, 5735, 6470, 11470, 20057, 23939, 40114, 47878, 100285, 119695, 200570, 239390, 742109, 1484218, 3710545, 7421090]

約数ペア:

[(1, 7421090), (2, 3710545), (5, 1484218), (10, 742109), (31, 239390), (37, 200570), (62, 119695), (74, 100285), (155, 47878), (185, 40114), (310, 23939), (370, 20057), (647, 11470), (1147, 6470), (1294, 5735), (2294, 3235)]