1330398440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{5381}}^1$

素因数の和:6282

約数の個数: 64

約数和(自身を含む): 3425535360

約数和(自身を除く): 2095136920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 883, 1766, 3532, 4415, 5381, 6181, 7064, 8830, 10762, 12362, 17660, 21524, 24724, 26905, 30905, 35320, 37667, 43048, 49448, 53810, 61810, 75334, 107620, 123620, 150668, 188335, 215240, 247240, 301336, 376670, 753340, 1506680, 4751423, 9502846, 19005692, 23757115, 33259961, 38011384, 47514230, 66519922, 95028460, 133039844, 166299805, 190056920, 266079688, 332599610, 665199220, 1330398440]

約数ペア:

[(1, 1330398440), (2, 665199220), (4, 332599610), (5, 266079688), (7, 190056920), (8, 166299805), (10, 133039844), (14, 95028460), (20, 66519922), (28, 47514230), (35, 38011384), (40, 33259961), (56, 23757115), (70, 19005692), (140, 9502846), (280, 4751423), (883, 1506680), (1766, 753340), (3532, 376670), (4415, 301336), (5381, 247240), (6181, 215240), (7064, 188335), (8830, 150668), (10762, 123620), (12362, 107620), (17660, 75334), (21524, 61810), (24724, 53810), (26905, 49448), (30905, 43048), (35320, 37667)]