3920080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2611

約数の個数: 40

約数和(自身を含む): 9597600

約数和(自身を除く): 5677520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 2579, 5158, 10316, 12895, 20632, 25790, 41264, 49001, 51580, 98002, 103160, 196004, 206320, 245005, 392008, 490010, 784016, 980020, 1960040, 3920080]

約数ペア:

[(1, 3920080), (2, 1960040), (4, 980020), (5, 784016), (8, 490010), (10, 392008), (16, 245005), (19, 206320), (20, 196004), (38, 103160), (40, 98002), (76, 51580), (80, 49001), (95, 41264), (152, 25790), (190, 20632), (304, 12895), (380, 10316), (760, 5158), (1520, 2579)]