30844401980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1351639}}^1$

素因数の和:1351818

約数の個数: 48

約数和(自身を含む): 74480770560

約数和(自身を除く): 43636368580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 11410, 22820, 1351639, 2703278, 5406556, 6758195, 9461473, 13516390, 18922946, 27032780, 37845892, 47307365, 94614730, 189229460, 220317157, 440634314, 881268628, 1101585785, 1542220099, 2203171570, 3084440198, 4406343140, 6168880396, 7711100495, 15422200990, 30844401980]

約数ペア:

[(1, 30844401980), (2, 15422200990), (4, 7711100495), (5, 6168880396), (7, 4406343140), (10, 3084440198), (14, 2203171570), (20, 1542220099), (28, 1101585785), (35, 881268628), (70, 440634314), (140, 220317157), (163, 189229460), (326, 94614730), (652, 47307365), (815, 37845892), (1141, 27032780), (1630, 18922946), (2282, 13516390), (3260, 9461473), (4564, 6758195), (5705, 5406556), (11410, 2703278), (22820, 1351639)]