18529360

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3797}}^1$

素因数の和:3871

約数の個数: 40

約数和(自身を含む): 43798536

約数和(自身を除く): 25269176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3797, 4880, 7594, 15188, 18985, 30376, 37970, 60752, 75940, 151880, 231617, 303760, 463234, 926468, 1158085, 1852936, 2316170, 3705872, 4632340, 9264680, 18529360]

約数ペア:

[(1, 18529360), (2, 9264680), (4, 4632340), (5, 3705872), (8, 2316170), (10, 1852936), (16, 1158085), (20, 926468), (40, 463234), (61, 303760), (80, 231617), (122, 151880), (244, 75940), (305, 60752), (488, 37970), (610, 30376), (976, 18985), (1220, 15188), (2440, 7594), (3797, 4880)]