15663400940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{426331}}^1$

素因数の和:426518

約数の個数: 48

約数和(自身を含む): 36098383104

約数和(自身を除く): 20434982164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 7348, 9185, 18370, 36740, 426331, 852662, 1705324, 2131655, 4263310, 4689641, 8526620, 9379282, 18758564, 23448205, 46896410, 71197277, 93792820, 142394554, 284789108, 355986385, 711972770, 783170047, 1423945540, 1566340094, 3132680188, 3915850235, 7831700470, 15663400940]

約数ペア:

[(1, 15663400940), (2, 7831700470), (4, 3915850235), (5, 3132680188), (10, 1566340094), (11, 1423945540), (20, 783170047), (22, 711972770), (44, 355986385), (55, 284789108), (110, 142394554), (167, 93792820), (220, 71197277), (334, 46896410), (668, 23448205), (835, 18758564), (1670, 9379282), (1837, 8526620), (3340, 4689641), (3674, 4263310), (7348, 2131655), (9185, 1705324), (18370, 852662), (36740, 426331)]