20161752340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{116099}}^1$

素因数の和:116584

約数の個数: 48

約数和(自身を含む): 44665992000

約数和(自身を除く): 24504239660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 457, 914, 1828, 2285, 4570, 8683, 9140, 17366, 34732, 43415, 86830, 116099, 173660, 232198, 464396, 580495, 1160990, 2205881, 2321980, 4411762, 8823524, 11029405, 22058810, 44117620, 53057243, 106114486, 212228972, 265286215, 530572430, 1008087617, 1061144860, 2016175234, 4032350468, 5040438085, 10080876170, 20161752340]

約数ペア:

[(1, 20161752340), (2, 10080876170), (4, 5040438085), (5, 4032350468), (10, 2016175234), (19, 1061144860), (20, 1008087617), (38, 530572430), (76, 265286215), (95, 212228972), (190, 106114486), (380, 53057243), (457, 44117620), (914, 22058810), (1828, 11029405), (2285, 8823524), (4570, 4411762), (8683, 2321980), (9140, 2205881), (17366, 1160990), (34732, 580495), (43415, 464396), (86830, 232198), (116099, 173660)]