1983800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 5728800

約数和(自身を除く): 3745000

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, 109, 130, 140, 175, 182, 200, 218, 260, 280, 325, 350, 364, 436, 455, 520, 545, 650, 700, 728, 763, 872, 910, 1090, 1300, 1400, 1417, 1526, 1820, 2180, 2275, 2600, 2725, 2834, 3052, 3640, 3815, 4360, 4550, 5450, 5668, 6104, 7085, 7630, 9100, 9919, 10900, 11336, 14170, 15260, 18200, 19075, 19838, 21800, 28340, 30520, 35425, 38150, 39676, 49595, 56680, 70850, 76300, 79352, 99190, 141700, 152600, 198380, 247975, 283400, 396760, 495950, 991900, 1983800]

約数ペア:

[(1, 1983800), (2, 991900), (4, 495950), (5, 396760), (7, 283400), (8, 247975), (10, 198380), (13, 152600), (14, 141700), (20, 99190), (25, 79352), (26, 76300), (28, 70850), (35, 56680), (40, 49595), (50, 39676), (52, 38150), (56, 35425), (65, 30520), (70, 28340), (91, 21800), (100, 19838), (104, 19075), (109, 18200), (130, 15260), (140, 14170), (175, 11336), (182, 10900), (200, 9919), (218, 9100), (260, 7630), (280, 7085), (325, 6104), (350, 5668), (364, 5450), (436, 4550), (455, 4360), (520, 3815), (545, 3640), (650, 3052), (700, 2834), (728, 2725), (763, 2600), (872, 2275), (910, 2180), (1090, 1820), (1300, 1526), (1400, 1417)]