215085890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{8263}}^1$

素因数の和:8426

約数の個数: 32

約数和(自身を含む): 410555520

約数和(自身を除く): 195469630

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 685, 1370, 2603, 5206, 8263, 13015, 16526, 26030, 41315, 82630, 156997, 313994, 784985, 1132031, 1569970, 2264062, 5660155, 11320310, 21508589, 43017178, 107542945, 215085890]

約数ペア:

[(1, 215085890), (2, 107542945), (5, 43017178), (10, 21508589), (19, 11320310), (38, 5660155), (95, 2264062), (137, 1569970), (190, 1132031), (274, 784985), (685, 313994), (1370, 156997), (2603, 82630), (5206, 41315), (8263, 26030), (13015, 16526)]