3142780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 7047936

約数和(自身を除く): 3905156

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 137, 148, 155, 185, 274, 310, 370, 548, 620, 685, 740, 1147, 1370, 2294, 2740, 4247, 4588, 5069, 5735, 8494, 10138, 11470, 16988, 20276, 21235, 22940, 25345, 42470, 50690, 84940, 101380, 157139, 314278, 628556, 785695, 1571390, 3142780]

約数ペア:

[(1, 3142780), (2, 1571390), (4, 785695), (5, 628556), (10, 314278), (20, 157139), (31, 101380), (37, 84940), (62, 50690), (74, 42470), (124, 25345), (137, 22940), (148, 21235), (155, 20276), (185, 16988), (274, 11470), (310, 10138), (370, 8494), (548, 5735), (620, 5069), (685, 4588), (740, 4247), (1147, 2740), (1370, 2294)]