8636708840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{128599}}^1$

素因数の和:128706

約数の個数: 64

約数和(自身を含む): 20555424000

約数和(自身を除く): 11918715160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 184, 230, 292, 365, 460, 584, 730, 920, 1460, 1679, 2920, 3358, 6716, 8395, 13432, 16790, 33580, 67160, 128599, 257198, 514396, 642995, 1028792, 1285990, 2571980, 2957777, 5143960, 5915554, 9387727, 11831108, 14788885, 18775454, 23662216, 29577770, 37550908, 46938635, 59155540, 75101816, 93877270, 118311080, 187754540, 215917721, 375509080, 431835442, 863670884, 1079588605, 1727341768, 2159177210, 4318354420, 8636708840]

約数ペア:

[(1, 8636708840), (2, 4318354420), (4, 2159177210), (5, 1727341768), (8, 1079588605), (10, 863670884), (20, 431835442), (23, 375509080), (40, 215917721), (46, 187754540), (73, 118311080), (92, 93877270), (115, 75101816), (146, 59155540), (184, 46938635), (230, 37550908), (292, 29577770), (365, 23662216), (460, 18775454), (584, 14788885), (730, 11831108), (920, 9387727), (1460, 5915554), (1679, 5143960), (2920, 2957777), (3358, 2571980), (6716, 1285990), (8395, 1028792), (13432, 642995), (16790, 514396), (33580, 257198), (67160, 128599)]