17932580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 22709980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1151, 1558, 2302, 3116, 3895, 4604, 5755, 7790, 11510, 15580, 21869, 23020, 43738, 47191, 87476, 94382, 109345, 188764, 218690, 235955, 437380, 471910, 896629, 943820, 1793258, 3586516, 4483145, 8966290, 17932580]

約数ペア:

[(1, 17932580), (2, 8966290), (4, 4483145), (5, 3586516), (10, 1793258), (19, 943820), (20, 896629), (38, 471910), (41, 437380), (76, 235955), (82, 218690), (95, 188764), (164, 109345), (190, 94382), (205, 87476), (380, 47191), (410, 43738), (779, 23020), (820, 21869), (1151, 15580), (1558, 11510), (2302, 7790), (3116, 5755), (3895, 4604)]