1769170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 3548160

約数和(自身を除く): 1778990

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 439, 806, 878, 2015, 2195, 4030, 4390, 5707, 11414, 13609, 27218, 28535, 57070, 68045, 136090, 176917, 353834, 884585, 1769170]

約数ペア:

[(1, 1769170), (2, 884585), (5, 353834), (10, 176917), (13, 136090), (26, 68045), (31, 57070), (62, 28535), (65, 27218), (130, 13609), (155, 11414), (310, 5707), (403, 4390), (439, 4030), (806, 2195), (878, 2015)]