1878587540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1\times {\mathrm{2287}}^1$

素因数の和:2976

約数の個数: 48

約数和(自身を含む): 4012200192

約数和(自身を除く): 2133612652

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 613, 670, 1226, 1340, 2287, 2452, 3065, 4574, 6130, 9148, 11435, 12260, 22870, 41071, 45740, 82142, 153229, 164284, 205355, 306458, 410710, 612916, 766145, 821420, 1401931, 1532290, 2803862, 3064580, 5607724, 7009655, 14019310, 28038620, 93929377, 187858754, 375717508, 469646885, 939293770, 1878587540]

約数ペア:

[(1, 1878587540), (2, 939293770), (4, 469646885), (5, 375717508), (10, 187858754), (20, 93929377), (67, 28038620), (134, 14019310), (268, 7009655), (335, 5607724), (613, 3064580), (670, 2803862), (1226, 1532290), (1340, 1401931), (2287, 821420), (2452, 766145), (3065, 612916), (4574, 410710), (6130, 306458), (9148, 205355), (11435, 164284), (12260, 153229), (22870, 82142), (41071, 45740)]