340870866620

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{919}}^1\times {\mathrm{26839}}^1$

素因数の和:28458

約数の個数: 48

約数和(自身を含む): 717671539200

約数和(自身を除く): 376800672580

約数列:

[1, 2, 4, 5, 10, 20, 691, 919, 1382, 1838, 2764, 3455, 3676, 4595, 6910, 9190, 13820, 18380, 26839, 53678, 107356, 134195, 268390, 536780, 635029, 1270058, 2540116, 3175145, 6350290, 12700580, 18545749, 24665041, 37091498, 49330082, 74182996, 92728745, 98660164, 123325205, 185457490, 246650410, 370914980, 493300820, 17043543331, 34087086662, 68174173324, 85217716655, 170435433310, 340870866620]

約数ペア:

[(1, 340870866620), (2, 170435433310), (4, 85217716655), (5, 68174173324), (10, 34087086662), (20, 17043543331), (691, 493300820), (919, 370914980), (1382, 246650410), (1838, 185457490), (2764, 123325205), (3455, 98660164), (3676, 92728745), (4595, 74182996), (6910, 49330082), (9190, 37091498), (13820, 24665041), (18380, 18545749), (26839, 12700580), (53678, 6350290), (107356, 3175145), (134195, 2540116), (268390, 1270058), (536780, 635029)]