28643740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{853}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 63701568

約数和(自身を除く): 35057828

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 292, 365, 460, 730, 853, 1460, 1679, 1706, 3358, 3412, 4265, 6716, 8395, 8530, 16790, 17060, 19619, 33580, 39238, 62269, 78476, 98095, 124538, 196190, 249076, 311345, 392380, 622690, 1245380, 1432187, 2864374, 5728748, 7160935, 14321870, 28643740]

約数ペア:

[(1, 28643740), (2, 14321870), (4, 7160935), (5, 5728748), (10, 2864374), (20, 1432187), (23, 1245380), (46, 622690), (73, 392380), (92, 311345), (115, 249076), (146, 196190), (230, 124538), (292, 98095), (365, 78476), (460, 62269), (730, 39238), (853, 33580), (1460, 19619), (1679, 17060), (1706, 16790), (3358, 8530), (3412, 8395), (4265, 6716)]