20320010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1709}}^1$

素因数の和:1786

約数の個数: 32

約数和(自身を含む): 38782800

約数和(自身を除く): 18462790

約数列:

[1, 2, 5, 10, 29, 41, 58, 82, 145, 205, 290, 410, 1189, 1709, 2378, 3418, 5945, 8545, 11890, 17090, 49561, 70069, 99122, 140138, 247805, 350345, 495610, 700690, 2032001, 4064002, 10160005, 20320010]

約数ペア:

[(1, 20320010), (2, 10160005), (5, 4064002), (10, 2032001), (29, 700690), (41, 495610), (58, 350345), (82, 247805), (145, 140138), (205, 99122), (290, 70069), (410, 49561), (1189, 17090), (1709, 11890), (2378, 8545), (3418, 5945)]