20174821760

素因数分解:

$2^7\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{26557}}^1$

素因数の和:27763

約数の個数: 64

約数和(自身を含む): 48272883120

約数和(自身を除く): 28098061360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1187, 2374, 4748, 5935, 9496, 11870, 18992, 23740, 26557, 37984, 47480, 53114, 75968, 94960, 106228, 132785, 151936, 189920, 212456, 265570, 379840, 424912, 531140, 759680, 849824, 1062280, 1699648, 2124560, 3399296, 4249120, 8498240, 16996480, 31523159, 63046318, 126092636, 157615795, 252185272, 315231590, 504370544, 630463180, 1008741088, 1260926360, 2017482176, 2521852720, 4034964352, 5043705440, 10087410880, 20174821760]

約数ペア:

[(1, 20174821760), (2, 10087410880), (4, 5043705440), (5, 4034964352), (8, 2521852720), (10, 2017482176), (16, 1260926360), (20, 1008741088), (32, 630463180), (40, 504370544), (64, 315231590), (80, 252185272), (128, 157615795), (160, 126092636), (320, 63046318), (640, 31523159), (1187, 16996480), (2374, 8498240), (4748, 4249120), (5935, 3399296), (9496, 2124560), (11870, 1699648), (18992, 1062280), (23740, 849824), (26557, 759680), (37984, 531140), (47480, 424912), (53114, 379840), (75968, 265570), (94960, 212456), (106228, 189920), (132785, 151936)]