84091720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110647}}^1$

素因数の和:110677

約数の個数: 32

約数和(自身を含む): 199166400

約数和(自身を除く): 115074680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 110647, 221294, 442588, 553235, 885176, 1106470, 2102293, 2212940, 4204586, 4425880, 8409172, 10511465, 16818344, 21022930, 42045860, 84091720]

約数ペア:

[(1, 84091720), (2, 42045860), (4, 21022930), (5, 16818344), (8, 10511465), (10, 8409172), (19, 4425880), (20, 4204586), (38, 2212940), (40, 2102293), (76, 1106470), (95, 885176), (152, 553235), (190, 442588), (380, 221294), (760, 110647)]