201478880

素因数分解:

$2^5\times 5^1\times {\mathrm{1259243}}^1$

素因数の和:1259258

約数の個数: 24

約数和(自身を含む): 475994232

約数和(自身を除く): 274515352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1259243, 2518486, 5036972, 6296215, 10073944, 12592430, 20147888, 25184860, 40295776, 50369720, 100739440, 201478880]

約数ペア:

[(1, 201478880), (2, 100739440), (4, 50369720), (5, 40295776), (8, 25184860), (10, 20147888), (16, 12592430), (20, 10073944), (32, 6296215), (40, 5036972), (80, 2518486), (160, 1259243)]