39375440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37861}}^1$

素因数の和:37887

約数の個数: 40

約数和(自身を含む): 98592648

約数和(自身を除く): 59217208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 37861, 75722, 151444, 189305, 302888, 378610, 492193, 605776, 757220, 984386, 1514440, 1968772, 2460965, 3028880, 3937544, 4921930, 7875088, 9843860, 19687720, 39375440]

約数ペア:

[(1, 39375440), (2, 19687720), (4, 9843860), (5, 7875088), (8, 4921930), (10, 3937544), (13, 3028880), (16, 2460965), (20, 1968772), (26, 1514440), (40, 984386), (52, 757220), (65, 605776), (80, 492193), (104, 378610), (130, 302888), (208, 189305), (260, 151444), (520, 75722), (1040, 37861)]