499120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 1232064

約数和(自身を除く): 732944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 367, 680, 734, 1360, 1468, 1835, 2936, 3670, 5872, 6239, 7340, 12478, 14680, 24956, 29360, 31195, 49912, 62390, 99824, 124780, 249560, 499120]

約数ペア:

[(1, 499120), (2, 249560), (4, 124780), (5, 99824), (8, 62390), (10, 49912), (16, 31195), (17, 29360), (20, 24956), (34, 14680), (40, 12478), (68, 7340), (80, 6239), (85, 5872), (136, 3670), (170, 2936), (272, 1835), (340, 1468), (367, 1360), (680, 734)]