2886971240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{9421}}^1$

素因数の和:9642

約数の個数: 64

約数和(自身を含む): 6675298560

約数和(自身を除く): 3788327320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 163, 188, 235, 326, 376, 470, 652, 815, 940, 1304, 1630, 1880, 3260, 6520, 7661, 9421, 15322, 18842, 30644, 37684, 38305, 47105, 61288, 75368, 76610, 94210, 153220, 188420, 306440, 376840, 442787, 885574, 1535623, 1771148, 2213935, 3071246, 3542296, 4427870, 6142492, 7678115, 8855740, 12284984, 15356230, 17711480, 30712460, 61424920, 72174281, 144348562, 288697124, 360871405, 577394248, 721742810, 1443485620, 2886971240]

約数ペア:

[(1, 2886971240), (2, 1443485620), (4, 721742810), (5, 577394248), (8, 360871405), (10, 288697124), (20, 144348562), (40, 72174281), (47, 61424920), (94, 30712460), (163, 17711480), (188, 15356230), (235, 12284984), (326, 8855740), (376, 7678115), (470, 6142492), (652, 4427870), (815, 3542296), (940, 3071246), (1304, 2213935), (1630, 1771148), (1880, 1535623), (3260, 885574), (6520, 442787), (7661, 376840), (9421, 306440), (15322, 188420), (18842, 153220), (30644, 94210), (37684, 76610), (38305, 75368), (47105, 61288)]