188996980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{2999}}^1$

素因数の和:3168

約数の個数: 48

約数和(自身を含む): 417312000

約数和(自身を除く): 228315020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 685, 1370, 2740, 2999, 3151, 5998, 6302, 11996, 12604, 14995, 15755, 29990, 31510, 59980, 63020, 68977, 137954, 275908, 344885, 410863, 689770, 821726, 1379540, 1643452, 2054315, 4108630, 8217260, 9449849, 18899698, 37799396, 47249245, 94498490, 188996980]

約数ペア:

[(1, 188996980), (2, 94498490), (4, 47249245), (5, 37799396), (10, 18899698), (20, 9449849), (23, 8217260), (46, 4108630), (92, 2054315), (115, 1643452), (137, 1379540), (230, 821726), (274, 689770), (460, 410863), (548, 344885), (685, 275908), (1370, 137954), (2740, 68977), (2999, 63020), (3151, 59980), (5998, 31510), (6302, 29990), (11996, 15755), (12604, 14995)]