11971720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8089}}^1$

素因数の和:8137

約数の個数: 32

約数和(自身を含む): 27667800

約数和(自身を除く): 15696080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 8089, 16178, 32356, 40445, 64712, 80890, 161780, 299293, 323560, 598586, 1197172, 1496465, 2394344, 2992930, 5985860, 11971720]

約数ペア:

[(1, 11971720), (2, 5985860), (4, 2992930), (5, 2394344), (8, 1496465), (10, 1197172), (20, 598586), (37, 323560), (40, 299293), (74, 161780), (148, 80890), (185, 64712), (296, 40445), (370, 32356), (740, 16178), (1480, 8089)]