19239500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 50319360

約数和(自身を除く): 31079860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 125, 140, 161, 175, 230, 239, 250, 322, 350, 460, 478, 500, 575, 644, 700, 805, 875, 956, 1150, 1195, 1610, 1673, 1750, 2300, 2390, 2875, 3220, 3346, 3500, 4025, 4780, 5497, 5750, 5975, 6692, 8050, 8365, 10994, 11500, 11950, 16100, 16730, 20125, 21988, 23900, 27485, 29875, 33460, 38479, 40250, 41825, 54970, 59750, 76958, 80500, 83650, 109940, 119500, 137425, 153916, 167300, 192395, 209125, 274850, 384790, 418250, 549700, 687125, 769580, 836500, 961975, 1374250, 1923950, 2748500, 3847900, 4809875, 9619750, 19239500]

約数ペア:

[(1, 19239500), (2, 9619750), (4, 4809875), (5, 3847900), (7, 2748500), (10, 1923950), (14, 1374250), (20, 961975), (23, 836500), (25, 769580), (28, 687125), (35, 549700), (46, 418250), (50, 384790), (70, 274850), (92, 209125), (100, 192395), (115, 167300), (125, 153916), (140, 137425), (161, 119500), (175, 109940), (230, 83650), (239, 80500), (250, 76958), (322, 59750), (350, 54970), (460, 41825), (478, 40250), (500, 38479), (575, 33460), (644, 29875), (700, 27485), (805, 23900), (875, 21988), (956, 20125), (1150, 16730), (1195, 16100), (1610, 11950), (1673, 11500), (1750, 10994), (2300, 8365), (2390, 8050), (2875, 6692), (3220, 5975), (3346, 5750), (3500, 5497), (4025, 4780)]