146253440

素因数分解:

$2^7\times 5^1\times {\mathrm{228521}}^1$

素因数の和:228540

約数の個数: 32

約数和(自身を含む): 349638660

約数和(自身を除く): 203385220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 228521, 457042, 914084, 1142605, 1828168, 2285210, 3656336, 4570420, 7312672, 9140840, 14625344, 18281680, 29250688, 36563360, 73126720, 146253440]

約数ペア:

[(1, 146253440), (2, 73126720), (4, 36563360), (5, 29250688), (8, 18281680), (10, 14625344), (16, 9140840), (20, 7312672), (32, 4570420), (40, 3656336), (64, 2285210), (80, 1828168), (128, 1142605), (160, 914084), (320, 457042), (640, 228521)]