61946840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81509}}^1$

素因数の和:81539

約数の個数: 32

約数和(自身を含む): 146718000

約数和(自身を除く): 84771160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 81509, 163018, 326036, 407545, 652072, 815090, 1548671, 1630180, 3097342, 3260360, 6194684, 7743355, 12389368, 15486710, 30973420, 61946840]

約数ペア:

[(1, 61946840), (2, 30973420), (4, 15486710), (5, 12389368), (8, 7743355), (10, 6194684), (19, 3260360), (20, 3097342), (38, 1630180), (40, 1548671), (76, 815090), (95, 652072), (152, 407545), (190, 326036), (380, 163018), (760, 81509)]