2660360980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{8429}}^1$

素因数の和:8848

約数の個数: 48

約数和(自身を含む): 5732939520

約数和(自身を除く): 3072578540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 367, 430, 734, 860, 1468, 1835, 3670, 7340, 8429, 15781, 16858, 31562, 33716, 42145, 63124, 78905, 84290, 157810, 168580, 315620, 362447, 724894, 1449788, 1812235, 3093443, 3624470, 6186886, 7248940, 12373772, 15467215, 30934430, 61868860, 133018049, 266036098, 532072196, 665090245, 1330180490, 2660360980]

約数ペア:

[(1, 2660360980), (2, 1330180490), (4, 665090245), (5, 532072196), (10, 266036098), (20, 133018049), (43, 61868860), (86, 30934430), (172, 15467215), (215, 12373772), (367, 7248940), (430, 6186886), (734, 3624470), (860, 3093443), (1468, 1812235), (1835, 1449788), (3670, 724894), (7340, 362447), (8429, 315620), (15781, 168580), (16858, 157810), (31562, 84290), (33716, 78905), (42145, 63124)]