2683720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 6555060

約数和(自身を除く): 3871340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 397, 520, 676, 794, 845, 1352, 1588, 1690, 1985, 3176, 3380, 3970, 5161, 6760, 7940, 10322, 15880, 20644, 25805, 41288, 51610, 67093, 103220, 134186, 206440, 268372, 335465, 536744, 670930, 1341860, 2683720]

約数ペア:

[(1, 2683720), (2, 1341860), (4, 670930), (5, 536744), (8, 335465), (10, 268372), (13, 206440), (20, 134186), (26, 103220), (40, 67093), (52, 51610), (65, 41288), (104, 25805), (130, 20644), (169, 15880), (260, 10322), (338, 7940), (397, 6760), (520, 5161), (676, 3970), (794, 3380), (845, 3176), (1352, 1985), (1588, 1690)]