8883380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 20563200

約数和(自身を除く): 11679820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 271, 298, 542, 596, 745, 1084, 1355, 1490, 1639, 2710, 2980, 2981, 3278, 5420, 5962, 6556, 8195, 11924, 14905, 16390, 29810, 32780, 40379, 59620, 80758, 161516, 201895, 403790, 444169, 807580, 888338, 1776676, 2220845, 4441690, 8883380]

約数ペア:

[(1, 8883380), (2, 4441690), (4, 2220845), (5, 1776676), (10, 888338), (11, 807580), (20, 444169), (22, 403790), (44, 201895), (55, 161516), (110, 80758), (149, 59620), (220, 40379), (271, 32780), (298, 29810), (542, 16390), (596, 14905), (745, 11924), (1084, 8195), (1355, 6556), (1490, 5962), (1639, 5420), (2710, 3278), (2980, 2981)]