2000971832080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{2031691}}^1$

素因数の和:2032664

約数の個数: 80

約数和(自身を含む): 5015418617664

約数和(自身を除く): 3014446785584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 947, 1040, 1894, 3788, 4735, 7576, 9470, 12311, 15152, 18940, 24622, 37880, 49244, 61555, 75760, 98488, 123110, 196976, 246220, 492440, 984880, 2031691, 4063382, 8126764, 10158455, 16253528, 20316910, 26411983, 32507056, 40633820, 52823966, 81267640, 105647932, 132059915, 162535280, 211295864, 264119830, 422591728, 528239660, 1056479320, 1924011377, 2112958640, 3848022754, 7696045508, 9620056885, 15392091016, 19240113770, 25012147901, 30784182032, 38480227540, 50024295802, 76960455080, 100048591604, 125060739505, 153920910160, 200097183208, 250121479010, 400194366416, 500242958020, 1000485916040, 2000971832080]

約数ペア:

[(1, 2000971832080), (2, 1000485916040), (4, 500242958020), (5, 400194366416), (8, 250121479010), (10, 200097183208), (13, 153920910160), (16, 125060739505), (20, 100048591604), (26, 76960455080), (40, 50024295802), (52, 38480227540), (65, 30784182032), (80, 25012147901), (104, 19240113770), (130, 15392091016), (208, 9620056885), (260, 7696045508), (520, 3848022754), (947, 2112958640), (1040, 1924011377), (1894, 1056479320), (3788, 528239660), (4735, 422591728), (7576, 264119830), (9470, 211295864), (12311, 162535280), (15152, 132059915), (18940, 105647932), (24622, 81267640), (37880, 52823966), (49244, 40633820), (61555, 32507056), (75760, 26411983), (98488, 20316910), (123110, 16253528), (196976, 10158455), (246220, 8126764), (492440, 4063382), (984880, 2031691)]