13270480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5351}}^1$

素因数の和:5395

約数の個数: 40

約数和(自身を含む): 31855104

約数和(自身を除く): 18584624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5351, 10702, 21404, 26755, 42808, 53510, 85616, 107020, 165881, 214040, 331762, 428080, 663524, 829405, 1327048, 1658810, 2654096, 3317620, 6635240, 13270480]

約数ペア:

[(1, 13270480), (2, 6635240), (4, 3317620), (5, 2654096), (8, 1658810), (10, 1327048), (16, 829405), (20, 663524), (31, 428080), (40, 331762), (62, 214040), (80, 165881), (124, 107020), (155, 85616), (248, 53510), (310, 42808), (496, 26755), (620, 21404), (1240, 10702), (2480, 5351)]