2022400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{79}}^1$

素因数の和:109

約数の個数: 66

約数和(自身を含む): 5076560

約数和(自身を除く): 3054160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 128, 158, 160, 200, 256, 316, 320, 395, 400, 512, 632, 640, 790, 800, 1024, 1264, 1280, 1580, 1600, 1975, 2528, 2560, 3160, 3200, 3950, 5056, 5120, 6320, 6400, 7900, 10112, 12640, 12800, 15800, 20224, 25280, 25600, 31600, 40448, 50560, 63200, 80896, 101120, 126400, 202240, 252800, 404480, 505600, 1011200, 2022400]

約数ペア:

[(1, 2022400), (2, 1011200), (4, 505600), (5, 404480), (8, 252800), (10, 202240), (16, 126400), (20, 101120), (25, 80896), (32, 63200), (40, 50560), (50, 40448), (64, 31600), (79, 25600), (80, 25280), (100, 20224), (128, 15800), (158, 12800), (160, 12640), (200, 10112), (256, 7900), (316, 6400), (320, 6320), (395, 5120), (400, 5056), (512, 3950), (632, 3200), (640, 3160), (790, 2560), (800, 2528), (1024, 1975), (1264, 1600), (1280, 1580)]