39045740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 85929984

約数和(自身を除く): 46884244

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 887, 1420, 1774, 2201, 3548, 4402, 4435, 8804, 8870, 11005, 17740, 22010, 27497, 44020, 54994, 62977, 109988, 125954, 137485, 251908, 274970, 314885, 549940, 629770, 1259540, 1952287, 3904574, 7809148, 9761435, 19522870, 39045740]

約数ペア:

[(1, 39045740), (2, 19522870), (4, 9761435), (5, 7809148), (10, 3904574), (20, 1952287), (31, 1259540), (62, 629770), (71, 549940), (124, 314885), (142, 274970), (155, 251908), (284, 137485), (310, 125954), (355, 109988), (620, 62977), (710, 54994), (887, 44020), (1420, 27497), (1774, 22010), (2201, 17740), (3548, 11005), (4402, 8870), (4435, 8804)]