898880

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^2$

素因数の和:123

約数の個数: 42

約数和(自身を含む): 2181606

約数和(自身を除く): 1282726

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1696, 2120, 2809, 3392, 4240, 5618, 8480, 11236, 14045, 16960, 22472, 28090, 44944, 56180, 89888, 112360, 179776, 224720, 449440, 898880]

約数ペア:

[(1, 898880), (2, 449440), (4, 224720), (5, 179776), (8, 112360), (10, 89888), (16, 56180), (20, 44944), (32, 28090), (40, 22472), (53, 16960), (64, 14045), (80, 11236), (106, 8480), (160, 5618), (212, 4240), (265, 3392), (320, 2809), (424, 2120), (530, 1696), (848, 1060)]