7976200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2099}}^1$

素因数の和:2134

約数の個数: 48

約数和(自身を含む): 19530000

約数和(自身を除く): 11553800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 2099, 3800, 4198, 8396, 10495, 16792, 20990, 39881, 41980, 52475, 79762, 83960, 104950, 159524, 199405, 209900, 319048, 398810, 419800, 797620, 997025, 1595240, 1994050, 3988100, 7976200]

約数ペア:

[(1, 7976200), (2, 3988100), (4, 1994050), (5, 1595240), (8, 997025), (10, 797620), (19, 419800), (20, 398810), (25, 319048), (38, 209900), (40, 199405), (50, 159524), (76, 104950), (95, 83960), (100, 79762), (152, 52475), (190, 41980), (200, 39881), (380, 20990), (475, 16792), (760, 10495), (950, 8396), (1900, 4198), (2099, 3800)]