2493560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 6285600

約数和(自身を除く): 3792040

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 193, 323, 340, 380, 386, 646, 680, 760, 772, 965, 1292, 1544, 1615, 1930, 2584, 3230, 3281, 3667, 3860, 6460, 6562, 7334, 7720, 12920, 13124, 14668, 16405, 18335, 26248, 29336, 32810, 36670, 62339, 65620, 73340, 124678, 131240, 146680, 249356, 311695, 498712, 623390, 1246780, 2493560]

約数ペア:

[(1, 2493560), (2, 1246780), (4, 623390), (5, 498712), (8, 311695), (10, 249356), (17, 146680), (19, 131240), (20, 124678), (34, 73340), (38, 65620), (40, 62339), (68, 36670), (76, 32810), (85, 29336), (95, 26248), (136, 18335), (152, 16405), (170, 14668), (190, 13124), (193, 12920), (323, 7720), (340, 7334), (380, 6562), (386, 6460), (646, 3860), (680, 3667), (760, 3281), (772, 3230), (965, 2584), (1292, 1930), (1544, 1615)]