57676780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21683}}^1$

素因数の和:21718

約数の個数: 48

約数和(自身を含む): 145716480

約数和(自身を除く): 88039700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 21683, 43366, 86732, 108415, 151781, 216830, 303562, 411977, 433660, 607124, 758905, 823954, 1517810, 1647908, 2059885, 2883839, 3035620, 4119770, 5767678, 8239540, 11535356, 14419195, 28838390, 57676780]

約数ペア:

[(1, 57676780), (2, 28838390), (4, 14419195), (5, 11535356), (7, 8239540), (10, 5767678), (14, 4119770), (19, 3035620), (20, 2883839), (28, 2059885), (35, 1647908), (38, 1517810), (70, 823954), (76, 758905), (95, 607124), (133, 433660), (140, 411977), (190, 303562), (266, 216830), (380, 151781), (532, 108415), (665, 86732), (1330, 43366), (2660, 21683)]