20077492080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{420383}}^1$

素因数の和:420598

約数の個数: 80

約数和(自身を含む): 62553139200

約数和(自身を除く): 42475647120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 199, 240, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3184, 3980, 4776, 5970, 7960, 9552, 11940, 15920, 23880, 47760, 420383, 840766, 1261149, 1681532, 2101915, 2522298, 3363064, 4203830, 5044596, 6305745, 6726128, 8407660, 10089192, 12611490, 16815320, 20178384, 25222980, 33630640, 50445960, 83656217, 100891920, 167312434, 250968651, 334624868, 418281085, 501937302, 669249736, 836562170, 1003874604, 1254843255, 1338499472, 1673124340, 2007749208, 2509686510, 3346248680, 4015498416, 5019373020, 6692497360, 10038746040, 20077492080]

約数ペア:

[(1, 20077492080), (2, 10038746040), (3, 6692497360), (4, 5019373020), (5, 4015498416), (6, 3346248680), (8, 2509686510), (10, 2007749208), (12, 1673124340), (15, 1338499472), (16, 1254843255), (20, 1003874604), (24, 836562170), (30, 669249736), (40, 501937302), (48, 418281085), (60, 334624868), (80, 250968651), (120, 167312434), (199, 100891920), (240, 83656217), (398, 50445960), (597, 33630640), (796, 25222980), (995, 20178384), (1194, 16815320), (1592, 12611490), (1990, 10089192), (2388, 8407660), (2985, 6726128), (3184, 6305745), (3980, 5044596), (4776, 4203830), (5970, 3363064), (7960, 2522298), (9552, 2101915), (11940, 1681532), (15920, 1261149), (23880, 840766), (47760, 420383)]