1921105280

素因数分解:

$2^7\times 5^1\times {\mathrm{3001727}}^1$

素因数の和:3001746

約数の個数: 32

約数和(自身を含む): 4592643840

約数和(自身を除く): 2671538560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3001727, 6003454, 12006908, 15008635, 24013816, 30017270, 48027632, 60034540, 96055264, 120069080, 192110528, 240138160, 384221056, 480276320, 960552640, 1921105280]

約数ペア:

[(1, 1921105280), (2, 960552640), (4, 480276320), (5, 384221056), (8, 240138160), (10, 192110528), (16, 120069080), (20, 96055264), (32, 60034540), (40, 48027632), (64, 30017270), (80, 24013816), (128, 15008635), (160, 12006908), (320, 6003454), (640, 3001727)]