2017996880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{586627}}^1$

素因数の和:586683

約数の個数: 40

約数和(自身を含む): 4800963552

約数和(自身を除く): 2782966672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 586627, 1173254, 2346508, 2933135, 4693016, 5866270, 9386032, 11732540, 23465080, 25224961, 46930160, 50449922, 100899844, 126124805, 201799688, 252249610, 403599376, 504499220, 1008998440, 2017996880]

約数ペア:

[(1, 2017996880), (2, 1008998440), (4, 504499220), (5, 403599376), (8, 252249610), (10, 201799688), (16, 126124805), (20, 100899844), (40, 50449922), (43, 46930160), (80, 25224961), (86, 23465080), (172, 11732540), (215, 9386032), (344, 5866270), (430, 4693016), (688, 2933135), (860, 2346508), (1720, 1173254), (3440, 586627)]