4979380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{5081}}^1$

素因数の和:5104

約数の個数: 36

約数和(自身を含む): 12166308

約数和(自身を除く): 7186928

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 5081, 10162, 20324, 25405, 35567, 50810, 71134, 101620, 142268, 177835, 248969, 355670, 497938, 711340, 995876, 1244845, 2489690, 4979380]

約数ペア:

[(1, 4979380), (2, 2489690), (4, 1244845), (5, 995876), (7, 711340), (10, 497938), (14, 355670), (20, 248969), (28, 177835), (35, 142268), (49, 101620), (70, 71134), (98, 50810), (140, 35567), (196, 25405), (245, 20324), (490, 10162), (980, 5081)]