26814040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 66420000

約数和(自身を除く): 39605960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 409, 440, 596, 745, 818, 1192, 1490, 1636, 1639, 2045, 2980, 3272, 3278, 4090, 4499, 5960, 6556, 8180, 8195, 8998, 13112, 16360, 16390, 17996, 22495, 32780, 35992, 44990, 60941, 65560, 89980, 121882, 179960, 243764, 304705, 487528, 609410, 670351, 1218820, 1340702, 2437640, 2681404, 3351755, 5362808, 6703510, 13407020, 26814040]

約数ペア:

[(1, 26814040), (2, 13407020), (4, 6703510), (5, 5362808), (8, 3351755), (10, 2681404), (11, 2437640), (20, 1340702), (22, 1218820), (40, 670351), (44, 609410), (55, 487528), (88, 304705), (110, 243764), (149, 179960), (220, 121882), (298, 89980), (409, 65560), (440, 60941), (596, 44990), (745, 35992), (818, 32780), (1192, 22495), (1490, 17996), (1636, 16390), (1639, 16360), (2045, 13112), (2980, 8998), (3272, 8195), (3278, 8180), (4090, 6556), (4499, 5960)]