188403740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43411}}^1$

素因数の和:43458

約数の個数: 48

約数和(自身を含む): 466765824

約数和(自身を除く): 278362084

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, 43411, 86822, 173644, 217055, 303877, 434110, 607754, 868220, 1215508, 1345741, 1519385, 2691482, 3038770, 5382964, 6077540, 6728705, 9420187, 13457410, 18840374, 26914820, 37680748, 47100935, 94201870, 188403740]

約数ペア:

[(1, 188403740), (2, 94201870), (4, 47100935), (5, 37680748), (7, 26914820), (10, 18840374), (14, 13457410), (20, 9420187), (28, 6728705), (31, 6077540), (35, 5382964), (62, 3038770), (70, 2691482), (124, 1519385), (140, 1345741), (155, 1215508), (217, 868220), (310, 607754), (434, 434110), (620, 303877), (868, 217055), (1085, 173644), (2170, 86822), (4340, 43411)]