1313895760

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{119881}}^1$

素因数の和:120031

約数の個数: 40

約数和(自身を含む): 3077131176

約数和(自身を除く): 1763235416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 119881, 239762, 479524, 599405, 959048, 1198810, 1918096, 2397620, 4795240, 9590480, 16423697, 32847394, 65694788, 82118485, 131389576, 164236970, 262779152, 328473940, 656947880, 1313895760]

約数ペア:

[(1, 1313895760), (2, 656947880), (4, 328473940), (5, 262779152), (8, 164236970), (10, 131389576), (16, 82118485), (20, 65694788), (40, 32847394), (80, 16423697), (137, 9590480), (274, 4795240), (548, 2397620), (685, 1918096), (1096, 1198810), (1370, 959048), (2192, 599405), (2740, 479524), (5480, 239762), (10960, 119881)]