1566001838920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{3164663}}^1$

素因数の和:3164902

約数の個数: 64

約数和(自身を含む): 3588728976000

約数和(自身を除く): 2022727137080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 139, 178, 278, 356, 445, 556, 695, 712, 890, 1112, 1390, 1780, 2780, 3560, 5560, 12371, 24742, 49484, 61855, 98968, 123710, 247420, 494840, 3164663, 6329326, 12658652, 15823315, 25317304, 31646630, 63293260, 126586520, 281655007, 439888157, 563310014, 879776314, 1126620028, 1408275035, 1759552628, 2199440785, 2253240056, 2816550070, 3519105256, 4398881570, 5633100140, 8797763140, 11266200280, 17595526280, 39150045973, 78300091946, 156600183892, 195750229865, 313200367784, 391500459730, 783000919460, 1566001838920]

約数ペア:

[(1, 1566001838920), (2, 783000919460), (4, 391500459730), (5, 313200367784), (8, 195750229865), (10, 156600183892), (20, 78300091946), (40, 39150045973), (89, 17595526280), (139, 11266200280), (178, 8797763140), (278, 5633100140), (356, 4398881570), (445, 3519105256), (556, 2816550070), (695, 2253240056), (712, 2199440785), (890, 1759552628), (1112, 1408275035), (1390, 1126620028), (1780, 879776314), (2780, 563310014), (3560, 439888157), (5560, 281655007), (12371, 126586520), (24742, 63293260), (49484, 31646630), (61855, 25317304), (98968, 15823315), (123710, 12658652), (247420, 6329326), (494840, 3164663)]