4678486520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1\times {\mathrm{2909}}^1$

素因数の和:4248

約数の個数: 64

約数和(自身を含む): 10878278400

約数和(自身を除く): 6199791880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1297, 2594, 2909, 5188, 5818, 6485, 10376, 11636, 12970, 14545, 23272, 25940, 29090, 40207, 51880, 58180, 80414, 90179, 116360, 160828, 180358, 201035, 321656, 360716, 402070, 450895, 721432, 804140, 901790, 1608280, 1803580, 3607160, 3772973, 7545946, 15091892, 18864865, 30183784, 37729730, 75459460, 116962163, 150918920, 233924326, 467848652, 584810815, 935697304, 1169621630, 2339243260, 4678486520]

約数ペア:

[(1, 4678486520), (2, 2339243260), (4, 1169621630), (5, 935697304), (8, 584810815), (10, 467848652), (20, 233924326), (31, 150918920), (40, 116962163), (62, 75459460), (124, 37729730), (155, 30183784), (248, 18864865), (310, 15091892), (620, 7545946), (1240, 3772973), (1297, 3607160), (2594, 1803580), (2909, 1608280), (5188, 901790), (5818, 804140), (6485, 721432), (10376, 450895), (11636, 402070), (12970, 360716), (14545, 321656), (23272, 201035), (25940, 180358), (29090, 160828), (40207, 116360), (51880, 90179), (58180, 80414)]