40925456

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 96327168

約数和(自身を除く): 55401712

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 403, 496, 572, 577, 682, 806, 1144, 1154, 1364, 1612, 2288, 2308, 2728, 3224, 4433, 4616, 5456, 6347, 6448, 7501, 8866, 9232, 12694, 15002, 17732, 17887, 25388, 30004, 35464, 35774, 50776, 60008, 70928, 71548, 82511, 101552, 120016, 143096, 165022, 196757, 232531, 286192, 330044, 393514, 465062, 660088, 787028, 930124, 1320176, 1574056, 1860248, 2557841, 3148112, 3720496, 5115682, 10231364, 20462728, 40925456]

約数ペア:

[(1, 40925456), (2, 20462728), (4, 10231364), (8, 5115682), (11, 3720496), (13, 3148112), (16, 2557841), (22, 1860248), (26, 1574056), (31, 1320176), (44, 930124), (52, 787028), (62, 660088), (88, 465062), (104, 393514), (124, 330044), (143, 286192), (176, 232531), (208, 196757), (248, 165022), (286, 143096), (341, 120016), (403, 101552), (496, 82511), (572, 71548), (577, 70928), (682, 60008), (806, 50776), (1144, 35774), (1154, 35464), (1364, 30004), (1612, 25388), (2288, 17887), (2308, 17732), (2728, 15002), (3224, 12694), (4433, 9232), (4616, 8866), (5456, 7501), (6347, 6448)]