38945080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23747}}^1$

素因数の和:23799

約数の個数: 32

約数和(自身を含む): 89767440

約数和(自身を除く): 50822360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 23747, 47494, 94988, 118735, 189976, 237470, 474940, 949880, 973627, 1947254, 3894508, 4868135, 7789016, 9736270, 19472540, 38945080]

約数ペア:

[(1, 38945080), (2, 19472540), (4, 9736270), (5, 7789016), (8, 4868135), (10, 3894508), (20, 1947254), (40, 973627), (41, 949880), (82, 474940), (164, 237470), (205, 189976), (328, 118735), (410, 94988), (820, 47494), (1640, 23747)]