20717685720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{48239}}^1$

素因数の和:49449

約数の個数: 96

約数和(自身を含む): 67390315200

約数和(自身を除く): 46672629480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1193, 2386, 3579, 4772, 5965, 7158, 9544, 10737, 11930, 14316, 17895, 21474, 23860, 28632, 35790, 42948, 47720, 48239, 53685, 71580, 85896, 96478, 107370, 143160, 144717, 192956, 214740, 241195, 289434, 385912, 429480, 434151, 482390, 578868, 723585, 868302, 964780, 1157736, 1447170, 1736604, 1929560, 2170755, 2894340, 3473208, 4341510, 5788680, 8683020, 17366040, 57549127, 115098254, 172647381, 230196508, 287745635, 345294762, 460393016, 517942143, 575491270, 690589524, 863236905, 1035884286, 1150982540, 1381179048, 1726473810, 2071768572, 2301965080, 2589710715, 3452947620, 4143537144, 5179421430, 6905895240, 10358842860, 20717685720]

約数ペア:

[(1, 20717685720), (2, 10358842860), (3, 6905895240), (4, 5179421430), (5, 4143537144), (6, 3452947620), (8, 2589710715), (9, 2301965080), (10, 2071768572), (12, 1726473810), (15, 1381179048), (18, 1150982540), (20, 1035884286), (24, 863236905), (30, 690589524), (36, 575491270), (40, 517942143), (45, 460393016), (60, 345294762), (72, 287745635), (90, 230196508), (120, 172647381), (180, 115098254), (360, 57549127), (1193, 17366040), (2386, 8683020), (3579, 5788680), (4772, 4341510), (5965, 3473208), (7158, 2894340), (9544, 2170755), (10737, 1929560), (11930, 1736604), (14316, 1447170), (17895, 1157736), (21474, 964780), (23860, 868302), (28632, 723585), (35790, 578868), (42948, 482390), (47720, 434151), (48239, 429480), (53685, 385912), (71580, 289434), (85896, 241195), (96478, 214740), (107370, 192956), (143160, 144717)]