13296760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 31752000

約数和(自身を除く): 18455240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 115, 149, 184, 194, 230, 298, 388, 460, 485, 596, 745, 776, 920, 970, 1192, 1490, 1940, 2231, 2980, 3427, 3880, 4462, 5960, 6854, 8924, 11155, 13708, 14453, 17135, 17848, 22310, 27416, 28906, 34270, 44620, 57812, 68540, 72265, 89240, 115624, 137080, 144530, 289060, 332419, 578120, 664838, 1329676, 1662095, 2659352, 3324190, 6648380, 13296760]

約数ペア:

[(1, 13296760), (2, 6648380), (4, 3324190), (5, 2659352), (8, 1662095), (10, 1329676), (20, 664838), (23, 578120), (40, 332419), (46, 289060), (92, 144530), (97, 137080), (115, 115624), (149, 89240), (184, 72265), (194, 68540), (230, 57812), (298, 44620), (388, 34270), (460, 28906), (485, 27416), (596, 22310), (745, 17848), (776, 17135), (920, 14453), (970, 13708), (1192, 11155), (1490, 8924), (1940, 6854), (2231, 5960), (2980, 4462), (3427, 3880)]