20147340290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{41999}}^1$

素因数の和:42120

約数の個数: 96

約数和(自身を含む): 46539360000

約数和(自身を除く): 26392019710

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 89, 98, 110, 154, 178, 245, 385, 445, 490, 539, 623, 770, 890, 979, 1078, 1246, 1958, 2695, 3115, 4361, 4895, 5390, 6230, 6853, 8722, 9790, 13706, 21805, 34265, 41999, 43610, 47971, 68530, 83998, 95942, 209995, 239855, 293993, 419990, 461989, 479710, 587986, 923978, 1469965, 2057951, 2309945, 2939930, 3233923, 3737911, 4115902, 4619890, 6467846, 7475822, 10289755, 16169615, 18689555, 20579510, 22637461, 26165377, 32339230, 37379110, 41117021, 45274922, 52330754, 82234042, 113187305, 130826885, 183157639, 205585105, 226374610, 261653770, 287819147, 366315278, 411170210, 575638294, 915788195, 1439095735, 1831576390, 2014734029, 2878191470, 4029468058, 10073670145, 20147340290]

約数ペア:

[(1, 20147340290), (2, 10073670145), (5, 4029468058), (7, 2878191470), (10, 2014734029), (11, 1831576390), (14, 1439095735), (22, 915788195), (35, 575638294), (49, 411170210), (55, 366315278), (70, 287819147), (77, 261653770), (89, 226374610), (98, 205585105), (110, 183157639), (154, 130826885), (178, 113187305), (245, 82234042), (385, 52330754), (445, 45274922), (490, 41117021), (539, 37379110), (623, 32339230), (770, 26165377), (890, 22637461), (979, 20579510), (1078, 18689555), (1246, 16169615), (1958, 10289755), (2695, 7475822), (3115, 6467846), (4361, 4619890), (4895, 4115902), (5390, 3737911), (6230, 3233923), (6853, 2939930), (8722, 2309945), (9790, 2057951), (13706, 1469965), (21805, 923978), (34265, 587986), (41999, 479710), (43610, 461989), (47971, 419990), (68530, 293993), (83998, 239855), (95942, 209995)]