142445120

素因数分解:

$2^6\times 5^1\times {\mathrm{445141}}^1$

素因数の和:445158

約数の個数: 28

約数和(自身を含む): 339198204

約数和(自身を除く): 196753084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 445141, 890282, 1780564, 2225705, 3561128, 4451410, 7122256, 8902820, 14244512, 17805640, 28489024, 35611280, 71222560, 142445120]

約数ペア:

[(1, 142445120), (2, 71222560), (4, 35611280), (5, 28489024), (8, 17805640), (10, 14244512), (16, 8902820), (20, 7122256), (32, 4451410), (40, 3561128), (64, 2225705), (80, 1780564), (160, 890282), (320, 445141)]