20003088

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1609}}^1$

素因数の和:1664

約数の個数: 80

約数和(自身を含む): 60690560

約数和(自身を除く): 40687472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 84, 111, 112, 148, 168, 222, 259, 296, 336, 444, 518, 592, 777, 888, 1036, 1554, 1609, 1776, 2072, 3108, 3218, 4144, 4827, 6216, 6436, 9654, 11263, 12432, 12872, 19308, 22526, 25744, 33789, 38616, 45052, 59533, 67578, 77232, 90104, 119066, 135156, 178599, 180208, 238132, 270312, 357198, 416731, 476264, 540624, 714396, 833462, 952528, 1250193, 1428792, 1666924, 2500386, 2857584, 3333848, 5000772, 6667696, 10001544, 20003088]

約数ペア:

[(1, 20003088), (2, 10001544), (3, 6667696), (4, 5000772), (6, 3333848), (7, 2857584), (8, 2500386), (12, 1666924), (14, 1428792), (16, 1250193), (21, 952528), (24, 833462), (28, 714396), (37, 540624), (42, 476264), (48, 416731), (56, 357198), (74, 270312), (84, 238132), (111, 180208), (112, 178599), (148, 135156), (168, 119066), (222, 90104), (259, 77232), (296, 67578), (336, 59533), (444, 45052), (518, 38616), (592, 33789), (777, 25744), (888, 22526), (1036, 19308), (1554, 12872), (1609, 12432), (1776, 11263), (2072, 9654), (3108, 6436), (3218, 6216), (4144, 4827)]