420728776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3527}}^1$

素因数の和:3614

約数の個数: 64

約数和(自身を含む): 900910080

約数和(自身を除く): 480181304

約数列:

[1, 2, 4, 8, 13, 26, 31, 37, 52, 62, 74, 104, 124, 148, 248, 296, 403, 481, 806, 962, 1147, 1612, 1924, 2294, 3224, 3527, 3848, 4588, 7054, 9176, 14108, 14911, 28216, 29822, 45851, 59644, 91702, 109337, 119288, 130499, 183404, 218674, 260998, 366808, 437348, 521996, 874696, 1043992, 1421381, 1696487, 2842762, 3392974, 4045469, 5685524, 6785948, 8090938, 11371048, 13571896, 16181876, 32363752, 52591097, 105182194, 210364388, 420728776]

約数ペア:

[(1, 420728776), (2, 210364388), (4, 105182194), (8, 52591097), (13, 32363752), (26, 16181876), (31, 13571896), (37, 11371048), (52, 8090938), (62, 6785948), (74, 5685524), (104, 4045469), (124, 3392974), (148, 2842762), (248, 1696487), (296, 1421381), (403, 1043992), (481, 874696), (806, 521996), (962, 437348), (1147, 366808), (1612, 260998), (1924, 218674), (2294, 183404), (3224, 130499), (3527, 119288), (3848, 109337), (4588, 91702), (7054, 59644), (9176, 45851), (14108, 29822), (14911, 28216)]