20116426750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{499787}}^1$

素因数の和:499834

約数の個数: 64

約数和(自身を含む): 44908950528

約数和(自身を除く): 24792523778

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 125, 161, 175, 230, 250, 322, 350, 575, 805, 875, 1150, 1610, 1750, 2875, 4025, 5750, 8050, 20125, 40250, 499787, 999574, 2498935, 3498509, 4997870, 6997018, 11495101, 12494675, 17492545, 22990202, 24989350, 34985090, 57475505, 62473375, 80465707, 87462725, 114951010, 124946750, 160931414, 174925450, 287377525, 402328535, 437313625, 574755050, 804657070, 874627250, 1436887625, 2011642675, 2873775250, 4023285350, 10058213375, 20116426750]

約数ペア:

[(1, 20116426750), (2, 10058213375), (5, 4023285350), (7, 2873775250), (10, 2011642675), (14, 1436887625), (23, 874627250), (25, 804657070), (35, 574755050), (46, 437313625), (50, 402328535), (70, 287377525), (115, 174925450), (125, 160931414), (161, 124946750), (175, 114951010), (230, 87462725), (250, 80465707), (322, 62473375), (350, 57475505), (575, 34985090), (805, 24989350), (875, 22990202), (1150, 17492545), (1610, 12494675), (1750, 11495101), (2875, 6997018), (4025, 4997870), (5750, 3498509), (8050, 2498935), (20125, 999574), (40250, 499787)]