489291770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{941}}^1$

素因数の和:1151

約数の個数: 64

約数和(自身を含む): 1001082240

約数和(自身を除く): 511790470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 163, 290, 319, 326, 638, 815, 941, 1595, 1630, 1793, 1882, 3190, 3586, 4705, 4727, 8965, 9410, 9454, 10351, 17930, 20702, 23635, 27289, 47270, 51755, 51997, 54578, 103510, 103994, 136445, 153383, 259985, 272890, 300179, 306766, 519970, 600358, 766915, 1500895, 1533830, 1687213, 3001790, 3374426, 4448107, 8436065, 8896214, 16872130, 22240535, 44481070, 48929177, 97858354, 244645885, 489291770]

約数ペア:

[(1, 489291770), (2, 244645885), (5, 97858354), (10, 48929177), (11, 44481070), (22, 22240535), (29, 16872130), (55, 8896214), (58, 8436065), (110, 4448107), (145, 3374426), (163, 3001790), (290, 1687213), (319, 1533830), (326, 1500895), (638, 766915), (815, 600358), (941, 519970), (1595, 306766), (1630, 300179), (1793, 272890), (1882, 259985), (3190, 153383), (3586, 136445), (4705, 103994), (4727, 103510), (8965, 54578), (9410, 51997), (9454, 51755), (10351, 47270), (17930, 27289), (20702, 23635)]