1039940

素因数分解:

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

素因数の和:212

約数の個数: 48

約数和(自身を含む): 2479680

約数和(自身を除く): 1439740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 163, 220, 290, 319, 326, 580, 638, 652, 815, 1276, 1595, 1630, 1793, 3190, 3260, 3586, 4727, 6380, 7172, 8965, 9454, 17930, 18908, 23635, 35860, 47270, 51997, 94540, 103994, 207988, 259985, 519970, 1039940]

約数ペア:

[(1, 1039940), (2, 519970), (4, 259985), (5, 207988), (10, 103994), (11, 94540), (20, 51997), (22, 47270), (29, 35860), (44, 23635), (55, 18908), (58, 17930), (110, 9454), (116, 8965), (145, 7172), (163, 6380), (220, 4727), (290, 3586), (319, 3260), (326, 3190), (580, 1793), (638, 1630), (652, 1595), (815, 1276)]