12747520

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 31935456

約数和(自身を除く): 19187936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 433, 460, 640, 736, 866, 920, 1280, 1472, 1732, 1840, 2165, 2944, 3464, 3680, 4330, 5888, 6928, 7360, 8660, 9959, 13856, 14720, 17320, 19918, 27712, 29440, 34640, 39836, 49795, 55424, 69280, 79672, 99590, 110848, 138560, 159344, 199180, 277120, 318688, 398360, 554240, 637376, 796720, 1274752, 1593440, 2549504, 3186880, 6373760, 12747520]

約数ペア:

[(1, 12747520), (2, 6373760), (4, 3186880), (5, 2549504), (8, 1593440), (10, 1274752), (16, 796720), (20, 637376), (23, 554240), (32, 398360), (40, 318688), (46, 277120), (64, 199180), (80, 159344), (92, 138560), (115, 110848), (128, 99590), (160, 79672), (184, 69280), (230, 55424), (256, 49795), (320, 39836), (368, 34640), (433, 29440), (460, 27712), (640, 19918), (736, 17320), (866, 14720), (920, 13856), (1280, 9959), (1472, 8660), (1732, 7360), (1840, 6928), (2165, 5888), (2944, 4330), (3464, 3680)]