19258400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 56871360

約数和(自身を除く): 37612960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 181, 190, 200, 224, 266, 280, 304, 350, 362, 380, 400, 475, 532, 560, 608, 665, 700, 724, 760, 800, 905, 950, 1064, 1120, 1267, 1330, 1400, 1448, 1520, 1810, 1900, 2128, 2534, 2660, 2800, 2896, 3040, 3325, 3439, 3620, 3800, 4256, 4525, 5068, 5320, 5600, 5792, 6335, 6650, 6878, 7240, 7600, 9050, 10136, 10640, 12670, 13300, 13756, 14480, 15200, 17195, 18100, 20272, 21280, 24073, 25340, 26600, 27512, 28960, 31675, 34390, 36200, 40544, 48146, 50680, 53200, 55024, 63350, 68780, 72400, 85975, 96292, 101360, 106400, 110048, 120365, 126700, 137560, 144800, 171950, 192584, 202720, 240730, 253400, 275120, 343900, 385168, 481460, 506800, 550240, 601825, 687800, 770336, 962920, 1013600, 1203650, 1375600, 1925840, 2407300, 2751200, 3851680, 4814600, 9629200, 19258400]

約数ペア:

[(1, 19258400), (2, 9629200), (4, 4814600), (5, 3851680), (7, 2751200), (8, 2407300), (10, 1925840), (14, 1375600), (16, 1203650), (19, 1013600), (20, 962920), (25, 770336), (28, 687800), (32, 601825), (35, 550240), (38, 506800), (40, 481460), (50, 385168), (56, 343900), (70, 275120), (76, 253400), (80, 240730), (95, 202720), (100, 192584), (112, 171950), (133, 144800), (140, 137560), (152, 126700), (160, 120365), (175, 110048), (181, 106400), (190, 101360), (200, 96292), (224, 85975), (266, 72400), (280, 68780), (304, 63350), (350, 55024), (362, 53200), (380, 50680), (400, 48146), (475, 40544), (532, 36200), (560, 34390), (608, 31675), (665, 28960), (700, 27512), (724, 26600), (760, 25340), (800, 24073), (905, 21280), (950, 20272), (1064, 18100), (1120, 17195), (1267, 15200), (1330, 14480), (1400, 13756), (1448, 13300), (1520, 12670), (1810, 10640), (1900, 10136), (2128, 9050), (2534, 7600), (2660, 7240), (2800, 6878), (2896, 6650), (3040, 6335), (3325, 5792), (3439, 5600), (3620, 5320), (3800, 5068), (4256, 4525)]