1865480

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 4239000

約数和(自身を除く): 2373520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 313, 596, 626, 745, 1192, 1252, 1490, 1565, 2504, 2980, 3130, 5960, 6260, 12520, 46637, 93274, 186548, 233185, 373096, 466370, 932740, 1865480]

約数ペア:

[(1, 1865480), (2, 932740), (4, 466370), (5, 373096), (8, 233185), (10, 186548), (20, 93274), (40, 46637), (149, 12520), (298, 6260), (313, 5960), (596, 3130), (626, 2980), (745, 2504), (1192, 1565), (1252, 1490)]