1489794770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 2766127320

約数和(自身を除く): 1276332550

約数列:

[1, 2, 5, 10, 43, 86, 197, 215, 394, 409, 430, 818, 985, 1849, 1970, 2045, 3698, 4090, 8471, 9245, 16942, 17587, 18490, 35174, 42355, 80573, 84710, 87935, 161146, 175870, 364253, 402865, 728506, 756241, 805730, 1512482, 1821265, 3464639, 3642530, 3781205, 6929278, 7562410, 17323195, 34646390, 148979477, 297958954, 744897385, 1489794770]

約数ペア:

[(1, 1489794770), (2, 744897385), (5, 297958954), (10, 148979477), (43, 34646390), (86, 17323195), (197, 7562410), (215, 6929278), (394, 3781205), (409, 3642530), (430, 3464639), (818, 1821265), (985, 1512482), (1849, 805730), (1970, 756241), (2045, 728506), (3698, 402865), (4090, 364253), (8471, 175870), (9245, 161146), (16942, 87935), (17587, 84710), (18490, 80573), (35174, 42355)]