4474240

素因数分解:

$2^7\times 5^1\times {\mathrm{6991}}^1$

素因数の和:7010

約数の個数: 32

約数和(自身を含む): 10697760

約数和(自身を除く): 6223520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6991, 13982, 27964, 34955, 55928, 69910, 111856, 139820, 223712, 279640, 447424, 559280, 894848, 1118560, 2237120, 4474240]

約数ペア:

[(1, 4474240), (2, 2237120), (4, 1118560), (5, 894848), (8, 559280), (10, 447424), (16, 279640), (20, 223712), (32, 139820), (40, 111856), (64, 69910), (80, 55928), (128, 34955), (160, 27964), (320, 13982), (640, 6991)]