19892600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1093}}^1$

素因数の和:1129

約数の個数: 96

約数和(自身を含む): 56975520

約数和(自身を除く): 37082920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 130, 140, 175, 182, 200, 260, 280, 325, 350, 364, 455, 520, 650, 700, 728, 910, 1093, 1300, 1400, 1820, 2186, 2275, 2600, 3640, 4372, 4550, 5465, 7651, 8744, 9100, 10930, 14209, 15302, 18200, 21860, 27325, 28418, 30604, 38255, 43720, 54650, 56836, 61208, 71045, 76510, 99463, 109300, 113672, 142090, 153020, 191275, 198926, 218600, 284180, 306040, 355225, 382550, 397852, 497315, 568360, 710450, 765100, 795704, 994630, 1420900, 1530200, 1989260, 2486575, 2841800, 3978520, 4973150, 9946300, 19892600]

約数ペア:

[(1, 19892600), (2, 9946300), (4, 4973150), (5, 3978520), (7, 2841800), (8, 2486575), (10, 1989260), (13, 1530200), (14, 1420900), (20, 994630), (25, 795704), (26, 765100), (28, 710450), (35, 568360), (40, 497315), (50, 397852), (52, 382550), (56, 355225), (65, 306040), (70, 284180), (91, 218600), (100, 198926), (104, 191275), (130, 153020), (140, 142090), (175, 113672), (182, 109300), (200, 99463), (260, 76510), (280, 71045), (325, 61208), (350, 56836), (364, 54650), (455, 43720), (520, 38255), (650, 30604), (700, 28418), (728, 27325), (910, 21860), (1093, 18200), (1300, 15302), (1400, 14209), (1820, 10930), (2186, 9100), (2275, 8744), (2600, 7651), (3640, 5465), (4372, 4550)]