348775420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{80363}}^1$

素因数の和:80410

約数の個数: 48

約数和(自身を含む): 864073728

約数和(自身を除く): 515298308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 80363, 160726, 321452, 401815, 562541, 803630, 1125082, 1607260, 2250164, 2491253, 2812705, 4982506, 5625410, 9965012, 11250820, 12456265, 17438771, 24912530, 34877542, 49825060, 69755084, 87193855, 174387710, 348775420]

約数ペア:

[(1, 348775420), (2, 174387710), (4, 87193855), (5, 69755084), (7, 49825060), (10, 34877542), (14, 24912530), (20, 17438771), (28, 12456265), (31, 11250820), (35, 9965012), (62, 5625410), (70, 4982506), (124, 2812705), (140, 2491253), (155, 2250164), (217, 1607260), (310, 1125082), (434, 803630), (620, 562541), (868, 401815), (1085, 321452), (2170, 160726), (4340, 80363)]