813350480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{535099}}^1$

素因数の和:535131

約数の個数: 40

約数和(自身を含む): 1990572000

約数和(自身を除く): 1177221520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 535099, 1070198, 2140396, 2675495, 4280792, 5350990, 8561584, 10166881, 10701980, 20333762, 21403960, 40667524, 42807920, 50834405, 81335048, 101668810, 162670096, 203337620, 406675240, 813350480]

約数ペア:

[(1, 813350480), (2, 406675240), (4, 203337620), (5, 162670096), (8, 101668810), (10, 81335048), (16, 50834405), (19, 42807920), (20, 40667524), (38, 21403960), (40, 20333762), (76, 10701980), (80, 10166881), (95, 8561584), (152, 5350990), (190, 4280792), (304, 2675495), (380, 2140396), (760, 1070198), (1520, 535099)]