7977540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4289}}^1$

素因数の和:4332

約数の個数: 48

約数和(自身を含む): 23063040

約数和(自身を除く): 15085500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 4289, 8578, 12867, 17156, 21445, 25734, 42890, 51468, 64335, 85780, 128670, 132959, 257340, 265918, 398877, 531836, 664795, 797754, 1329590, 1595508, 1994385, 2659180, 3988770, 7977540]

約数ペア:

[(1, 7977540), (2, 3988770), (3, 2659180), (4, 1994385), (5, 1595508), (6, 1329590), (10, 797754), (12, 664795), (15, 531836), (20, 398877), (30, 265918), (31, 257340), (60, 132959), (62, 128670), (93, 85780), (124, 64335), (155, 51468), (186, 42890), (310, 25734), (372, 21445), (465, 17156), (620, 12867), (930, 8578), (1860, 4289)]