18864840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157207}}^1$

素因数の和:157221

約数の個数: 32

約数和(自身を含む): 56594880

約数和(自身を除く): 37730040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157207, 314414, 471621, 628828, 786035, 943242, 1257656, 1572070, 1886484, 2358105, 3144140, 3772968, 4716210, 6288280, 9432420, 18864840]

約数ペア:

[(1, 18864840), (2, 9432420), (3, 6288280), (4, 4716210), (5, 3772968), (6, 3144140), (8, 2358105), (10, 1886484), (12, 1572070), (15, 1257656), (20, 943242), (24, 786035), (30, 628828), (40, 471621), (60, 314414), (120, 157207)]