1902980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 4399920

約数和(自身を除く): 2496940

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 193, 290, 340, 386, 493, 580, 772, 965, 986, 1930, 1972, 2465, 3281, 3860, 4930, 5597, 6562, 9860, 11194, 13124, 16405, 22388, 27985, 32810, 55970, 65620, 95149, 111940, 190298, 380596, 475745, 951490, 1902980]

約数ペア:

[(1, 1902980), (2, 951490), (4, 475745), (5, 380596), (10, 190298), (17, 111940), (20, 95149), (29, 65620), (34, 55970), (58, 32810), (68, 27985), (85, 22388), (116, 16405), (145, 13124), (170, 11194), (193, 9860), (290, 6562), (340, 5597), (386, 4930), (493, 3860), (580, 3281), (772, 2465), (965, 1972), (986, 1930)]