420425968

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:846

約数の個数: 60

約数和(自身を含む): 865617960

約数和(自身を除く): 445191992

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 739, 961, 1147, 1478, 1922, 2294, 2956, 3844, 4588, 5912, 7688, 9176, 11824, 15376, 18352, 22909, 27343, 35557, 45818, 54686, 71114, 91636, 109372, 142228, 183272, 218744, 284456, 366544, 437488, 568912, 710179, 847633, 1420358, 1695266, 2840716, 3390532, 5681432, 6781064, 11362864, 13562128, 26276623, 52553246, 105106492, 210212984, 420425968]

約数ペア:

[(1, 420425968), (2, 210212984), (4, 105106492), (8, 52553246), (16, 26276623), (31, 13562128), (37, 11362864), (62, 6781064), (74, 5681432), (124, 3390532), (148, 2840716), (248, 1695266), (296, 1420358), (496, 847633), (592, 710179), (739, 568912), (961, 437488), (1147, 366544), (1478, 284456), (1922, 218744), (2294, 183272), (2956, 142228), (3844, 109372), (4588, 91636), (5912, 71114), (7688, 54686), (9176, 45818), (11824, 35557), (15376, 27343), (18352, 22909)]