19422620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19819}}^1$

素因数の和:19842

約数の個数: 36

約数和(自身を含む): 47449080

約数和(自身を除く): 28026460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 19819, 39638, 79276, 99095, 138733, 198190, 277466, 396380, 554932, 693665, 971131, 1387330, 1942262, 2774660, 3884524, 4855655, 9711310, 19422620]

約数ペア:

[(1, 19422620), (2, 9711310), (4, 4855655), (5, 3884524), (7, 2774660), (10, 1942262), (14, 1387330), (20, 971131), (28, 693665), (35, 554932), (49, 396380), (70, 277466), (98, 198190), (140, 138733), (196, 99095), (245, 79276), (490, 39638), (980, 19819)]