19819140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30029}}^1$

素因数の和:30052

約数の個数: 48

約数和(自身を含む): 60540480

約数和(自身を除く): 40721340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30029, 60058, 90087, 120116, 150145, 180174, 300290, 330319, 360348, 450435, 600580, 660638, 900870, 990957, 1321276, 1651595, 1801740, 1981914, 3303190, 3963828, 4954785, 6606380, 9909570, 19819140]

約数ペア:

[(1, 19819140), (2, 9909570), (3, 6606380), (4, 4954785), (5, 3963828), (6, 3303190), (10, 1981914), (11, 1801740), (12, 1651595), (15, 1321276), (20, 990957), (22, 900870), (30, 660638), (33, 600580), (44, 450435), (55, 360348), (60, 330319), (66, 300290), (110, 180174), (132, 150145), (165, 120116), (220, 90087), (330, 60058), (660, 30029)]