194637140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1451}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 431766720

約数和(自身を除く): 237129580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 353, 380, 706, 1412, 1451, 1765, 2902, 3530, 5804, 6707, 7060, 7255, 13414, 14510, 26828, 27569, 29020, 33535, 55138, 67070, 110276, 134140, 137845, 275690, 512203, 551380, 1024406, 2048812, 2561015, 5122030, 9731857, 10244060, 19463714, 38927428, 48659285, 97318570, 194637140]

約数ペア:

[(1, 194637140), (2, 97318570), (4, 48659285), (5, 38927428), (10, 19463714), (19, 10244060), (20, 9731857), (38, 5122030), (76, 2561015), (95, 2048812), (190, 1024406), (353, 551380), (380, 512203), (706, 275690), (1412, 137845), (1451, 134140), (1765, 110276), (2902, 67070), (3530, 55138), (5804, 33535), (6707, 29020), (7060, 27569), (7255, 26828), (13414, 14510)]