66174920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{236339}}^1$

素因数の和:236357

約数の個数: 32

約数和(自身を含む): 170164800

約数和(自身を除く): 103989880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 236339, 472678, 945356, 1181695, 1654373, 1890712, 2363390, 3308746, 4726780, 6617492, 8271865, 9453560, 13234984, 16543730, 33087460, 66174920]

約数ペア:

[(1, 66174920), (2, 33087460), (4, 16543730), (5, 13234984), (7, 9453560), (8, 8271865), (10, 6617492), (14, 4726780), (20, 3308746), (28, 2363390), (35, 1890712), (40, 1654373), (56, 1181695), (70, 945356), (140, 472678), (280, 236339)]