349156780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1069}}^1\times {\mathrm{2333}}^1$

素因数の和:3418

約数の個数: 48

約数和(自身を含む): 839119680

約数和(自身を除く): 489962900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1069, 2138, 2333, 4276, 4666, 5345, 7483, 9332, 10690, 11665, 14966, 16331, 21380, 23330, 29932, 32662, 37415, 46660, 65324, 74830, 81655, 149660, 163310, 326620, 2493977, 4987954, 9975908, 12469885, 17457839, 24939770, 34915678, 49879540, 69831356, 87289195, 174578390, 349156780]

約数ペア:

[(1, 349156780), (2, 174578390), (4, 87289195), (5, 69831356), (7, 49879540), (10, 34915678), (14, 24939770), (20, 17457839), (28, 12469885), (35, 9975908), (70, 4987954), (140, 2493977), (1069, 326620), (2138, 163310), (2333, 149660), (4276, 81655), (4666, 74830), (5345, 65324), (7483, 46660), (9332, 37415), (10690, 32662), (11665, 29932), (14966, 23330), (16331, 21380)]