8574540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10993}}^1$

素因数の和:11018

約数の個数: 48

約数和(自身を含む): 25857888

約数和(自身を除く): 17283348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 10993, 21986, 32979, 43972, 54965, 65958, 109930, 131916, 142909, 164895, 219860, 285818, 329790, 428727, 571636, 659580, 714545, 857454, 1429090, 1714908, 2143635, 2858180, 4287270, 8574540]

約数ペア:

[(1, 8574540), (2, 4287270), (3, 2858180), (4, 2143635), (5, 1714908), (6, 1429090), (10, 857454), (12, 714545), (13, 659580), (15, 571636), (20, 428727), (26, 329790), (30, 285818), (39, 219860), (52, 164895), (60, 142909), (65, 131916), (78, 109930), (130, 65958), (156, 54965), (195, 43972), (260, 32979), (390, 21986), (780, 10993)]