20284219130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{971}}^1\times {\mathrm{1787}}^1$

素因数の和:2939

約数の個数: 64

約数和(自身を含む): 42044147712

約数和(自身を除く): 21759928582

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 167, 334, 835, 971, 1169, 1670, 1787, 1942, 2338, 3574, 4855, 5845, 6797, 8935, 9710, 11690, 12509, 13594, 17870, 25018, 33985, 62545, 67970, 125090, 162157, 298429, 324314, 596858, 810785, 1135099, 1492145, 1621570, 1735177, 2089003, 2270198, 2984290, 3470354, 4178006, 5675495, 8675885, 10445015, 11350990, 12146239, 17351770, 20890030, 24292478, 60731195, 121462390, 289774559, 579549118, 1448872795, 2028421913, 2897745590, 4056843826, 10142109565, 20284219130]

約数ペア:

[(1, 20284219130), (2, 10142109565), (5, 4056843826), (7, 2897745590), (10, 2028421913), (14, 1448872795), (35, 579549118), (70, 289774559), (167, 121462390), (334, 60731195), (835, 24292478), (971, 20890030), (1169, 17351770), (1670, 12146239), (1787, 11350990), (1942, 10445015), (2338, 8675885), (3574, 5675495), (4855, 4178006), (5845, 3470354), (6797, 2984290), (8935, 2270198), (9710, 2089003), (11690, 1735177), (12509, 1621570), (13594, 1492145), (17870, 1135099), (25018, 810785), (33985, 596858), (62545, 324314), (67970, 298429), (125090, 162157)]