20173498740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12452777}}^1$

素因数の和:12452798

約数の個数: 60

約数和(自身を含む): 63285017796

約数和(自身を除く): 43111519056

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12452777, 24905554, 37358331, 49811108, 62263885, 74716662, 112074993, 124527770, 149433324, 186791655, 224149986, 249055540, 336224979, 373583310, 448299972, 560374965, 672449958, 747166620, 1008674937, 1120749930, 1344899916, 1681124895, 2017349874, 2241499860, 3362249790, 4034699748, 5043374685, 6724499580, 10086749370, 20173498740]

約数ペア:

[(1, 20173498740), (2, 10086749370), (3, 6724499580), (4, 5043374685), (5, 4034699748), (6, 3362249790), (9, 2241499860), (10, 2017349874), (12, 1681124895), (15, 1344899916), (18, 1120749930), (20, 1008674937), (27, 747166620), (30, 672449958), (36, 560374965), (45, 448299972), (54, 373583310), (60, 336224979), (81, 249055540), (90, 224149986), (108, 186791655), (135, 149433324), (162, 124527770), (180, 112074993), (270, 74716662), (324, 62263885), (405, 49811108), (540, 37358331), (810, 24905554), (1620, 12452777)]