18001120

素因数分解:

$2^5\times 5^1\times {\mathrm{112507}}^1$

素因数の和:112522

約数の個数: 24

約数和(自身を含む): 42528024

約数和(自身を除く): 24526904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 112507, 225014, 450028, 562535, 900056, 1125070, 1800112, 2250140, 3600224, 4500280, 9000560, 18001120]

約数ペア:

[(1, 18001120), (2, 9000560), (4, 4500280), (5, 3600224), (8, 2250140), (10, 1800112), (16, 1125070), (20, 900056), (32, 562535), (40, 450028), (80, 225014), (160, 112507)]