2018531720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1\times {\mathrm{2579}}^1$

素因数の和:3758

約数の個数: 64

約数和(自身を含む): 4814899200

約数和(自身を除く): 2796367480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1151, 2302, 2579, 4604, 5158, 5755, 9208, 10316, 11510, 12895, 19567, 20632, 23020, 25790, 39134, 43843, 46040, 51580, 78268, 87686, 97835, 103160, 156536, 175372, 195670, 219215, 350744, 391340, 438430, 782680, 876860, 1753720, 2968429, 5936858, 11873716, 14842145, 23747432, 29684290, 50463293, 59368580, 100926586, 118737160, 201853172, 252316465, 403706344, 504632930, 1009265860, 2018531720]

約数ペア:

[(1, 2018531720), (2, 1009265860), (4, 504632930), (5, 403706344), (8, 252316465), (10, 201853172), (17, 118737160), (20, 100926586), (34, 59368580), (40, 50463293), (68, 29684290), (85, 23747432), (136, 14842145), (170, 11873716), (340, 5936858), (680, 2968429), (1151, 1753720), (2302, 876860), (2579, 782680), (4604, 438430), (5158, 391340), (5755, 350744), (9208, 219215), (10316, 195670), (11510, 175372), (12895, 156536), (19567, 103160), (20632, 97835), (23020, 87686), (25790, 78268), (39134, 51580), (43843, 46040)]