11851250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:540

約数の個数: 40

約数和(自身を含む): 23430000

約数和(自身を除く): 11578750

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 499, 625, 950, 998, 1250, 2375, 2495, 4750, 4990, 9481, 11875, 12475, 18962, 23750, 24950, 47405, 62375, 94810, 124750, 237025, 311875, 474050, 623750, 1185125, 2370250, 5925625, 11851250]

約数ペア:

[(1, 11851250), (2, 5925625), (5, 2370250), (10, 1185125), (19, 623750), (25, 474050), (38, 311875), (50, 237025), (95, 124750), (125, 94810), (190, 62375), (250, 47405), (475, 24950), (499, 23750), (625, 18962), (950, 12475), (998, 11875), (1250, 9481), (2375, 4990), (2495, 4750)]