20280660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 41046060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 59, 60, 68, 85, 102, 118, 170, 177, 204, 236, 255, 295, 337, 340, 354, 510, 590, 674, 708, 885, 1003, 1011, 1020, 1180, 1348, 1685, 1770, 2006, 2022, 3009, 3370, 3540, 4012, 4044, 5015, 5055, 5729, 6018, 6740, 10030, 10110, 11458, 12036, 15045, 17187, 19883, 20060, 20220, 22916, 28645, 30090, 34374, 39766, 57290, 59649, 60180, 68748, 79532, 85935, 99415, 114580, 119298, 171870, 198830, 238596, 298245, 338011, 343740, 397660, 596490, 676022, 1014033, 1192980, 1352044, 1690055, 2028066, 3380110, 4056132, 5070165, 6760220, 10140330, 20280660]

約数ペア:

[(1, 20280660), (2, 10140330), (3, 6760220), (4, 5070165), (5, 4056132), (6, 3380110), (10, 2028066), (12, 1690055), (15, 1352044), (17, 1192980), (20, 1014033), (30, 676022), (34, 596490), (51, 397660), (59, 343740), (60, 338011), (68, 298245), (85, 238596), (102, 198830), (118, 171870), (170, 119298), (177, 114580), (204, 99415), (236, 85935), (255, 79532), (295, 68748), (337, 60180), (340, 59649), (354, 57290), (510, 39766), (590, 34374), (674, 30090), (708, 28645), (885, 22916), (1003, 20220), (1011, 20060), (1020, 19883), (1180, 17187), (1348, 15045), (1685, 12036), (1770, 11458), (2006, 10110), (2022, 10030), (3009, 6740), (3370, 6018), (3540, 5729), (4012, 5055), (4044, 5015)]