18481511080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{427417}}^1$

素因数の和:427498

約数の個数: 64

約数和(自身を含む): 44314698240

約数和(自身を除く): 25833187160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 376, 460, 470, 920, 940, 1081, 1880, 2162, 4324, 5405, 8648, 10810, 21620, 43240, 427417, 854834, 1709668, 2137085, 3419336, 4274170, 8548340, 9830591, 17096680, 19661182, 20088599, 39322364, 40177198, 49152955, 78644728, 80354396, 98305910, 100442995, 160708792, 196611820, 200885990, 393223640, 401771980, 462037777, 803543960, 924075554, 1848151108, 2310188885, 3696302216, 4620377770, 9240755540, 18481511080]

約数ペア:

[(1, 18481511080), (2, 9240755540), (4, 4620377770), (5, 3696302216), (8, 2310188885), (10, 1848151108), (20, 924075554), (23, 803543960), (40, 462037777), (46, 401771980), (47, 393223640), (92, 200885990), (94, 196611820), (115, 160708792), (184, 100442995), (188, 98305910), (230, 80354396), (235, 78644728), (376, 49152955), (460, 40177198), (470, 39322364), (920, 20088599), (940, 19661182), (1081, 17096680), (1880, 9830591), (2162, 8548340), (4324, 4274170), (5405, 3419336), (8648, 2137085), (10810, 1709668), (21620, 854834), (43240, 427417)]