13288360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4679}}^1$

素因数の和:4761

約数の個数: 32

約数和(自身を含む): 30326400

約数和(自身を除く): 17038040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4679, 9358, 18716, 23395, 37432, 46790, 93580, 187160, 332209, 664418, 1328836, 1661045, 2657672, 3322090, 6644180, 13288360]

約数ペア:

[(1, 13288360), (2, 6644180), (4, 3322090), (5, 2657672), (8, 1661045), (10, 1328836), (20, 664418), (40, 332209), (71, 187160), (142, 93580), (284, 46790), (355, 37432), (568, 23395), (710, 18716), (1420, 9358), (2840, 4679)]