20172960860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{5449}}^1$

素因数の和:5991

約数の個数: 96

約数和(自身を含む): 47299896000

約数和(自身を除く): 27126935140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 491, 580, 754, 982, 1508, 1885, 1964, 2455, 3770, 4910, 5449, 6383, 7540, 9820, 10898, 12766, 14239, 21796, 25532, 27245, 28478, 31915, 54490, 56956, 63830, 70837, 71195, 108980, 127660, 141674, 142390, 158021, 185107, 283348, 284780, 316042, 354185, 370214, 632084, 708370, 740428, 790105, 925535, 1416740, 1580210, 1851070, 2054273, 2675459, 3160420, 3702140, 4108546, 5350918, 8217092, 10271365, 10701836, 13377295, 20542730, 26754590, 34780967, 41085460, 53509180, 69561934, 77588311, 139123868, 155176622, 173904835, 310353244, 347809670, 387941555, 695619340, 775883110, 1008648043, 1551766220, 2017296086, 4034592172, 5043240215, 10086480430, 20172960860]

約数ペア:

[(1, 20172960860), (2, 10086480430), (4, 5043240215), (5, 4034592172), (10, 2017296086), (13, 1551766220), (20, 1008648043), (26, 775883110), (29, 695619340), (52, 387941555), (58, 347809670), (65, 310353244), (116, 173904835), (130, 155176622), (145, 139123868), (260, 77588311), (290, 69561934), (377, 53509180), (491, 41085460), (580, 34780967), (754, 26754590), (982, 20542730), (1508, 13377295), (1885, 10701836), (1964, 10271365), (2455, 8217092), (3770, 5350918), (4910, 4108546), (5449, 3702140), (6383, 3160420), (7540, 2675459), (9820, 2054273), (10898, 1851070), (12766, 1580210), (14239, 1416740), (21796, 925535), (25532, 790105), (27245, 740428), (28478, 708370), (31915, 632084), (54490, 370214), (56956, 354185), (63830, 316042), (70837, 284780), (71195, 283348), (108980, 185107), (127660, 158021), (141674, 142390)]