856515940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:929

約数の個数: 96

約数和(自身を含む): 2105671680

約数和(自身を除く): 1249155740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 127, 134, 140, 254, 268, 335, 469, 508, 635, 670, 719, 889, 938, 1270, 1340, 1438, 1778, 1876, 2345, 2540, 2876, 3556, 3595, 4445, 4690, 5033, 7190, 8509, 8890, 9380, 10066, 14380, 17018, 17780, 20132, 25165, 34036, 42545, 48173, 50330, 59563, 85090, 91313, 96346, 100660, 119126, 170180, 182626, 192692, 238252, 240865, 297815, 337211, 365252, 456565, 481730, 595630, 639191, 674422, 913130, 963460, 1191260, 1278382, 1348844, 1686055, 1826260, 2556764, 3195955, 3372110, 6117971, 6391910, 6744220, 12235942, 12783820, 24471884, 30589855, 42825797, 61179710, 85651594, 122359420, 171303188, 214128985, 428257970, 856515940]

約数ペア:

[(1, 856515940), (2, 428257970), (4, 214128985), (5, 171303188), (7, 122359420), (10, 85651594), (14, 61179710), (20, 42825797), (28, 30589855), (35, 24471884), (67, 12783820), (70, 12235942), (127, 6744220), (134, 6391910), (140, 6117971), (254, 3372110), (268, 3195955), (335, 2556764), (469, 1826260), (508, 1686055), (635, 1348844), (670, 1278382), (719, 1191260), (889, 963460), (938, 913130), (1270, 674422), (1340, 639191), (1438, 595630), (1778, 481730), (1876, 456565), (2345, 365252), (2540, 337211), (2876, 297815), (3556, 240865), (3595, 238252), (4445, 192692), (4690, 182626), (5033, 170180), (7190, 119126), (8509, 100660), (8890, 96346), (9380, 91313), (10066, 85090), (14380, 59563), (17018, 50330), (17780, 48173), (20132, 42545), (25165, 34036)]