6667520

素因数分解:

$2^8\times 5^1\times {\mathrm{5209}}^1$

素因数の和:5230

約数の個数: 36

約数和(自身を含む): 15973860

約数和(自身を除く): 9306340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 5209, 10418, 20836, 26045, 41672, 52090, 83344, 104180, 166688, 208360, 333376, 416720, 666752, 833440, 1333504, 1666880, 3333760, 6667520]

約数ペア:

[(1, 6667520), (2, 3333760), (4, 1666880), (5, 1333504), (8, 833440), (10, 666752), (16, 416720), (20, 333376), (32, 208360), (40, 166688), (64, 104180), (80, 83344), (128, 52090), (160, 41672), (256, 26045), (320, 20836), (640, 10418), (1280, 5209)]