505240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 1205280

約数和(自身を除く): 700040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 743, 1486, 2972, 3715, 5944, 7430, 12631, 14860, 25262, 29720, 50524, 63155, 101048, 126310, 252620, 505240]

約数ペア:

[(1, 505240), (2, 252620), (4, 126310), (5, 101048), (8, 63155), (10, 50524), (17, 29720), (20, 25262), (34, 14860), (40, 12631), (68, 7430), (85, 5944), (136, 3715), (170, 2972), (340, 1486), (680, 743)]