738632080

素因数分解:

$2^4\times 5^1\times {\mathrm{9232901}}^1$

素因数の和:9232914

約数の個数: 20

約数和(自身を含む): 1717319772

約数和(自身を除く): 978687692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9232901, 18465802, 36931604, 46164505, 73863208, 92329010, 147726416, 184658020, 369316040, 738632080]

約数ペア:

[(1, 738632080), (2, 369316040), (4, 184658020), (5, 147726416), (8, 92329010), (10, 73863208), (16, 46164505), (20, 36931604), (40, 18465802), (80, 9232901)]