19247120

素因数分解:

$2^4\times 5^1\times {\mathrm{240589}}^1$

素因数の和:240602

約数の個数: 20

約数和(自身を含む): 44749740

約数和(自身を除く): 25502620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 240589, 481178, 962356, 1202945, 1924712, 2405890, 3849424, 4811780, 9623560, 19247120]

約数ペア:

[(1, 19247120), (2, 9623560), (4, 4811780), (5, 3849424), (8, 2405890), (10, 1924712), (16, 1202945), (20, 962356), (40, 481178), (80, 240589)]