193837020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{248509}}^1$

素因数の和:248534

約数の個数: 48

約数和(自身を含む): 584495520

約数和(自身を除く): 390658500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 248509, 497018, 745527, 994036, 1242545, 1491054, 2485090, 2982108, 3230617, 3727635, 4970180, 6461234, 7455270, 9691851, 12922468, 14910540, 16153085, 19383702, 32306170, 38767404, 48459255, 64612340, 96918510, 193837020]

約数ペア:

[(1, 193837020), (2, 96918510), (3, 64612340), (4, 48459255), (5, 38767404), (6, 32306170), (10, 19383702), (12, 16153085), (13, 14910540), (15, 12922468), (20, 9691851), (26, 7455270), (30, 6461234), (39, 4970180), (52, 3727635), (60, 3230617), (65, 2982108), (78, 2485090), (130, 1491054), (156, 1242545), (195, 994036), (260, 745527), (390, 497018), (780, 248509)]