28864070

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 53778816

約数和(自身を除く): 24914746

約数列:

[1, 2, 5, 10, 37, 74, 181, 185, 362, 370, 431, 862, 905, 1810, 2155, 4310, 6697, 13394, 15947, 31894, 33485, 66970, 78011, 79735, 156022, 159470, 390055, 780110, 2886407, 5772814, 14432035, 28864070]

約数ペア:

[(1, 28864070), (2, 14432035), (5, 5772814), (10, 2886407), (37, 780110), (74, 390055), (181, 159470), (185, 156022), (362, 79735), (370, 78011), (431, 66970), (862, 33485), (905, 31894), (1810, 15947), (2155, 13394), (4310, 6697)]