40914070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 82969920

約数和(自身を除く): 42055850

約数列:

[1, 2, 5, 10, 17, 29, 34, 43, 58, 85, 86, 145, 170, 193, 215, 290, 386, 430, 493, 731, 965, 986, 1247, 1462, 1930, 2465, 2494, 3281, 3655, 4930, 5597, 6235, 6562, 7310, 8299, 11194, 12470, 16405, 16598, 21199, 27985, 32810, 41495, 42398, 55970, 82990, 95149, 105995, 141083, 190298, 211990, 240671, 282166, 475745, 481342, 705415, 951490, 1203355, 1410830, 2406710, 4091407, 8182814, 20457035, 40914070]

約数ペア:

[(1, 40914070), (2, 20457035), (5, 8182814), (10, 4091407), (17, 2406710), (29, 1410830), (34, 1203355), (43, 951490), (58, 705415), (85, 481342), (86, 475745), (145, 282166), (170, 240671), (193, 211990), (215, 190298), (290, 141083), (386, 105995), (430, 95149), (493, 82990), (731, 55970), (965, 42398), (986, 41495), (1247, 32810), (1462, 27985), (1930, 21199), (2465, 16598), (2494, 16405), (3281, 12470), (3655, 11194), (4930, 8299), (5597, 7310), (6235, 6562)]