2868721090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{67547}}^1$

素因数の和:67722

約数の個数: 32

約数和(自身を含む): 5369255424

約数和(自身を除く): 2500534334

約数列:

[1, 2, 5, 10, 31, 62, 137, 155, 274, 310, 685, 1370, 4247, 8494, 21235, 42470, 67547, 135094, 337735, 675470, 2093957, 4187914, 9253939, 10469785, 18507878, 20939570, 46269695, 92539390, 286872109, 573744218, 1434360545, 2868721090]

約数ペア:

[(1, 2868721090), (2, 1434360545), (5, 573744218), (10, 286872109), (31, 92539390), (62, 46269695), (137, 20939570), (155, 18507878), (274, 10469785), (310, 9253939), (685, 4187914), (1370, 2093957), (4247, 675470), (8494, 337735), (21235, 135094), (42470, 67547)]