13480640

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:529

約数の個数: 56

約数和(自身を含む): 32491680

約数和(自身を除く): 19011040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 409, 412, 515, 818, 824, 1030, 1636, 1648, 2045, 2060, 3272, 3296, 4090, 4120, 6544, 6592, 8180, 8240, 13088, 16360, 16480, 26176, 32720, 32960, 42127, 65440, 84254, 130880, 168508, 210635, 337016, 421270, 674032, 842540, 1348064, 1685080, 2696128, 3370160, 6740320, 13480640]

約数ペア:

[(1, 13480640), (2, 6740320), (4, 3370160), (5, 2696128), (8, 1685080), (10, 1348064), (16, 842540), (20, 674032), (32, 421270), (40, 337016), (64, 210635), (80, 168508), (103, 130880), (160, 84254), (206, 65440), (320, 42127), (409, 32960), (412, 32720), (515, 26176), (818, 16480), (824, 16360), (1030, 13088), (1636, 8240), (1648, 8180), (2045, 6592), (2060, 6544), (3272, 4120), (3296, 4090)]