26747240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51437}}^1$

素因数の和:51461

約数の個数: 32

約数和(自身を含む): 64811880

約数和(自身を除く): 38064640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51437, 102874, 205748, 257185, 411496, 514370, 668681, 1028740, 1337362, 2057480, 2674724, 3343405, 5349448, 6686810, 13373620, 26747240]

約数ペア:

[(1, 26747240), (2, 13373620), (4, 6686810), (5, 5349448), (8, 3343405), (10, 2674724), (13, 2057480), (20, 1337362), (26, 1028740), (40, 668681), (52, 514370), (65, 411496), (104, 257185), (130, 205748), (260, 102874), (520, 51437)]