4071850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 8142336

約数和(自身を除く): 4070486

約数列:

[1, 2, 5, 10, 25, 31, 37, 50, 62, 71, 74, 142, 155, 185, 310, 355, 370, 710, 775, 925, 1147, 1550, 1775, 1850, 2201, 2294, 2627, 3550, 4402, 5254, 5735, 11005, 11470, 13135, 22010, 26270, 28675, 55025, 57350, 65675, 81437, 110050, 131350, 162874, 407185, 814370, 2035925, 4071850]

約数ペア:

[(1, 4071850), (2, 2035925), (5, 814370), (10, 407185), (25, 162874), (31, 131350), (37, 110050), (50, 81437), (62, 65675), (71, 57350), (74, 55025), (142, 28675), (155, 26270), (185, 22010), (310, 13135), (355, 11470), (370, 11005), (710, 5735), (775, 5254), (925, 4402), (1147, 3550), (1550, 2627), (1775, 2294), (1850, 2201)]