1372418020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{4799}}^1$

素因数の和:5068

約数の個数: 48

約数和(自身を含む): 2935296000

約数和(自身を除く): 1562877980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 181, 316, 362, 395, 724, 790, 905, 1580, 1810, 3620, 4799, 9598, 14299, 19196, 23995, 28598, 47990, 57196, 71495, 95980, 142990, 285980, 379121, 758242, 868619, 1516484, 1737238, 1895605, 3474476, 3791210, 4343095, 7582420, 8686190, 17372380, 68620901, 137241802, 274483604, 343104505, 686209010, 1372418020]

約数ペア:

[(1, 1372418020), (2, 686209010), (4, 343104505), (5, 274483604), (10, 137241802), (20, 68620901), (79, 17372380), (158, 8686190), (181, 7582420), (316, 4343095), (362, 3791210), (395, 3474476), (724, 1895605), (790, 1737238), (905, 1516484), (1580, 868619), (1810, 758242), (3620, 379121), (4799, 285980), (9598, 142990), (14299, 95980), (19196, 71495), (23995, 57196), (28598, 47990)]