855494080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{381917}}^1$

素因数の和:381941

約数の個数: 56

約数和(自身を含む): 2328172128

約数和(自身を除く): 1472678048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 381917, 763834, 1527668, 1909585, 2673419, 3055336, 3819170, 5346838, 6110672, 7638340, 10693676, 12221344, 13367095, 15276680, 21387352, 24442688, 26734190, 30553360, 42774704, 53468380, 61106720, 85549408, 106936760, 122213440, 171098816, 213873520, 427747040, 855494080]

約数ペア:

[(1, 855494080), (2, 427747040), (4, 213873520), (5, 171098816), (7, 122213440), (8, 106936760), (10, 85549408), (14, 61106720), (16, 53468380), (20, 42774704), (28, 30553360), (32, 26734190), (35, 24442688), (40, 21387352), (56, 15276680), (64, 13367095), (70, 12221344), (80, 10693676), (112, 7638340), (140, 6110672), (160, 5346838), (224, 3819170), (280, 3055336), (320, 2673419), (448, 1909585), (560, 1527668), (1120, 763834), (2240, 381917)]