1159720

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 2649600

約数和(自身を除く): 1489880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 367, 395, 632, 734, 790, 1468, 1580, 1835, 2936, 3160, 3670, 7340, 14680, 28993, 57986, 115972, 144965, 231944, 289930, 579860, 1159720]

約数ペア:

[(1, 1159720), (2, 579860), (4, 289930), (5, 231944), (8, 144965), (10, 115972), (20, 57986), (40, 28993), (79, 14680), (158, 7340), (316, 3670), (367, 3160), (395, 2936), (632, 1835), (734, 1580), (790, 1468)]