12746560

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:731

約数の個数: 56

約数和(自身を含む): 30897576

約数和(自身を除く): 18151016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 653, 976, 1220, 1306, 1952, 2440, 2612, 3265, 3904, 4880, 5224, 6530, 9760, 10448, 13060, 19520, 20896, 26120, 39833, 41792, 52240, 79666, 104480, 159332, 199165, 208960, 318664, 398330, 637328, 796660, 1274656, 1593320, 2549312, 3186640, 6373280, 12746560]

約数ペア:

[(1, 12746560), (2, 6373280), (4, 3186640), (5, 2549312), (8, 1593320), (10, 1274656), (16, 796660), (20, 637328), (32, 398330), (40, 318664), (61, 208960), (64, 199165), (80, 159332), (122, 104480), (160, 79666), (244, 52240), (305, 41792), (320, 39833), (488, 26120), (610, 20896), (653, 19520), (976, 13060), (1220, 10448), (1306, 9760), (1952, 6530), (2440, 5224), (2612, 4880), (3265, 3904)]