2652800

素因数分解:

$2^7\times 5^2\times {\mathrm{829}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 6561150

約数和(自身を除く): 3908350

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 829, 1600, 1658, 3200, 3316, 4145, 6632, 8290, 13264, 16580, 20725, 26528, 33160, 41450, 53056, 66320, 82900, 106112, 132640, 165800, 265280, 331600, 530560, 663200, 1326400, 2652800]

約数ペア:

[(1, 2652800), (2, 1326400), (4, 663200), (5, 530560), (8, 331600), (10, 265280), (16, 165800), (20, 132640), (25, 106112), (32, 82900), (40, 66320), (50, 53056), (64, 41450), (80, 33160), (100, 26528), (128, 20725), (160, 16580), (200, 13264), (320, 8290), (400, 6632), (640, 4145), (800, 3316), (829, 3200), (1600, 1658)]