449440

素因数分解:

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

素因数の和:121

約数の個数: 36

約数和(自身を含む): 1082214

約数和(自身を除く): 632774

約数列:

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

約数ペア:

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