20075320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21821}}^1$

素因数の和:21855

約数の個数: 32

約数和(自身を含む): 47135520

約数和(自身を除く): 27060200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21821, 43642, 87284, 109105, 174568, 218210, 436420, 501883, 872840, 1003766, 2007532, 2509415, 4015064, 5018830, 10037660, 20075320]

約数ペア:

[(1, 20075320), (2, 10037660), (4, 5018830), (5, 4015064), (8, 2509415), (10, 2007532), (20, 1003766), (23, 872840), (40, 501883), (46, 436420), (92, 218210), (115, 174568), (184, 109105), (230, 87284), (460, 43642), (920, 21821)]