9781900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4253}}^1$

素因数の和:4290

約数の個数: 36

約数和(自身を含む): 22154832

約数和(自身を除く): 12372932

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 4253, 8506, 17012, 21265, 42530, 85060, 97819, 106325, 195638, 212650, 391276, 425300, 489095, 978190, 1956380, 2445475, 4890950, 9781900]

約数ペア:

[(1, 9781900), (2, 4890950), (4, 2445475), (5, 1956380), (10, 978190), (20, 489095), (23, 425300), (25, 391276), (46, 212650), (50, 195638), (92, 106325), (100, 97819), (115, 85060), (230, 42530), (460, 21265), (575, 17012), (1150, 8506), (2300, 4253)]