507849040

素因数分解:

$2^4\times 5^1\times {\mathrm{6348113}}^1$

素因数の和:6348126

約数の個数: 20

約数和(自身を含む): 1180749204

約数和(自身を除く): 672900164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6348113, 12696226, 25392452, 31740565, 50784904, 63481130, 101569808, 126962260, 253924520, 507849040]

約数ペア:

[(1, 507849040), (2, 253924520), (4, 126962260), (5, 101569808), (8, 63481130), (10, 50784904), (16, 31740565), (20, 25392452), (40, 12696226), (80, 6348113)]