3945720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 11975040

約数和(自身を除く): 8029320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 251, 262, 393, 502, 524, 655, 753, 786, 1004, 1048, 1255, 1310, 1506, 1572, 1965, 2008, 2510, 2620, 3012, 3144, 3765, 3930, 5020, 5240, 6024, 7530, 7860, 10040, 15060, 15720, 30120, 32881, 65762, 98643, 131524, 164405, 197286, 263048, 328810, 394572, 493215, 657620, 789144, 986430, 1315240, 1972860, 3945720]

約数ペア:

[(1, 3945720), (2, 1972860), (3, 1315240), (4, 986430), (5, 789144), (6, 657620), (8, 493215), (10, 394572), (12, 328810), (15, 263048), (20, 197286), (24, 164405), (30, 131524), (40, 98643), (60, 65762), (120, 32881), (131, 30120), (251, 15720), (262, 15060), (393, 10040), (502, 7860), (524, 7530), (655, 6024), (753, 5240), (786, 5020), (1004, 3930), (1048, 3765), (1255, 3144), (1310, 3012), (1506, 2620), (1572, 2510), (1965, 2008)]