17889640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23539}}^1$

素因数の和:23569

約数の個数: 32

約数和(自身を含む): 42372000

約数和(自身を除く): 24482360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 23539, 47078, 94156, 117695, 188312, 235390, 447241, 470780, 894482, 941560, 1788964, 2236205, 3577928, 4472410, 8944820, 17889640]

約数ペア:

[(1, 17889640), (2, 8944820), (4, 4472410), (5, 3577928), (8, 2236205), (10, 1788964), (19, 941560), (20, 894482), (38, 470780), (40, 447241), (76, 235390), (95, 188312), (152, 117695), (190, 94156), (380, 47078), (760, 23539)]