349739740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{28069}}^1$

素因数の和:28174

約数の個数: 48

約数和(自身を含む): 848836800

約数和(自身を除く): 499097060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 28069, 56138, 112276, 140345, 196483, 280690, 392966, 561380, 785932, 982415, 1964830, 2498141, 3929660, 4996282, 9992564, 12490705, 17486987, 24981410, 34973974, 49962820, 69947948, 87434935, 174869870, 349739740]

約数ペア:

[(1, 349739740), (2, 174869870), (4, 87434935), (5, 69947948), (7, 49962820), (10, 34973974), (14, 24981410), (20, 17486987), (28, 12490705), (35, 9992564), (70, 4996282), (89, 3929660), (140, 2498141), (178, 1964830), (356, 982415), (445, 785932), (623, 561380), (890, 392966), (1246, 280690), (1780, 196483), (2492, 140345), (3115, 112276), (6230, 56138), (12460, 28069)]