38945630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2887}}^1$

素因数の和:2984

約数の個数: 32

約数和(自身を含む): 74856960

約数和(自身を除く): 35911330

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 2887, 5774, 6745, 13490, 14435, 28870, 54853, 109706, 204977, 274265, 409954, 548530, 1024885, 2049770, 3894563, 7789126, 19472815, 38945630]

約数ペア:

[(1, 38945630), (2, 19472815), (5, 7789126), (10, 3894563), (19, 2049770), (38, 1024885), (71, 548530), (95, 409954), (142, 274265), (190, 204977), (355, 109706), (710, 54853), (1349, 28870), (2698, 14435), (2887, 13490), (5774, 6745)]