138112280

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{14327}}^1$

素因数の和:14579

約数の個数: 32

約数和(自身を含む): 312063840

約数和(自身を除く): 173951560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 14327, 28654, 57308, 71635, 114616, 143270, 286540, 573080, 3452807, 6905614, 13811228, 17264035, 27622456, 34528070, 69056140, 138112280]

約数ペア:

[(1, 138112280), (2, 69056140), (4, 34528070), (5, 27622456), (8, 17264035), (10, 13811228), (20, 6905614), (40, 3452807), (241, 573080), (482, 286540), (964, 143270), (1205, 114616), (1928, 71635), (2410, 57308), (4820, 28654), (9640, 14327)]