1913229700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43781}}^1$

素因数の和:43837

約数の個数: 72

約数和(自身を含む): 4560333120

約数和(自身を除く): 2647103420

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 190, 230, 380, 437, 460, 475, 575, 874, 950, 1150, 1748, 1900, 2185, 2300, 4370, 8740, 10925, 21850, 43700, 43781, 87562, 175124, 218905, 437810, 831839, 875620, 1006963, 1094525, 1663678, 2013926, 2189050, 3327356, 4027852, 4159195, 4378100, 5034815, 8318390, 10069630, 16636780, 19132297, 20139260, 20795975, 25174075, 38264594, 41591950, 50348150, 76529188, 83183900, 95661485, 100696300, 191322970, 382645940, 478307425, 956614850, 1913229700]

約数ペア:

[(1, 1913229700), (2, 956614850), (4, 478307425), (5, 382645940), (10, 191322970), (19, 100696300), (20, 95661485), (23, 83183900), (25, 76529188), (38, 50348150), (46, 41591950), (50, 38264594), (76, 25174075), (92, 20795975), (95, 20139260), (100, 19132297), (115, 16636780), (190, 10069630), (230, 8318390), (380, 5034815), (437, 4378100), (460, 4159195), (475, 4027852), (575, 3327356), (874, 2189050), (950, 2013926), (1150, 1663678), (1748, 1094525), (1900, 1006963), (2185, 875620), (2300, 831839), (4370, 437810), (8740, 218905), (10925, 175124), (21850, 87562), (43700, 43781)]