13236475240

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{690839}}^1$

素因数の和:691329

約数の個数: 32

約数和(自身を含む): 29844288000

約数和(自身を除く): 16607812760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4790, 9580, 19160, 690839, 1381678, 2763356, 3454195, 5526712, 6908390, 13816780, 27633560, 330911881, 661823762, 1323647524, 1654559405, 2647295048, 3309118810, 6618237620, 13236475240]

約数ペア:

[(1, 13236475240), (2, 6618237620), (4, 3309118810), (5, 2647295048), (8, 1654559405), (10, 1323647524), (20, 661823762), (40, 330911881), (479, 27633560), (958, 13816780), (1916, 6908390), (2395, 5526712), (3832, 3454195), (4790, 2763356), (9580, 1381678), (19160, 690839)]