20122018580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1\times {\mathrm{49711}}^1$

素因数の和:50304

約数の個数: 48

約数和(自身を含む): 43478512896

約数和(自身を除く): 23356494316

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 547, 740, 1094, 2188, 2735, 5470, 10940, 20239, 40478, 49711, 80956, 99422, 101195, 198844, 202390, 248555, 404780, 497110, 994220, 1839307, 3678614, 7357228, 9196535, 18393070, 27191917, 36786140, 54383834, 108767668, 135959585, 271919170, 543838340, 1006100929, 2012201858, 4024403716, 5030504645, 10061009290, 20122018580]

約数ペア:

[(1, 20122018580), (2, 10061009290), (4, 5030504645), (5, 4024403716), (10, 2012201858), (20, 1006100929), (37, 543838340), (74, 271919170), (148, 135959585), (185, 108767668), (370, 54383834), (547, 36786140), (740, 27191917), (1094, 18393070), (2188, 9196535), (2735, 7357228), (5470, 3678614), (10940, 1839307), (20239, 994220), (40478, 497110), (49711, 404780), (80956, 248555), (99422, 202390), (101195, 198844)]