12920080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5569}}^1$

素因数の和:5611

約数の個数: 40

約数和(自身を含む): 31080600

約数和(自身を除く): 18160520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 5569, 11138, 22276, 27845, 44552, 55690, 89104, 111380, 161501, 222760, 323002, 445520, 646004, 807505, 1292008, 1615010, 2584016, 3230020, 6460040, 12920080]

約数ペア:

[(1, 12920080), (2, 6460040), (4, 3230020), (5, 2584016), (8, 1615010), (10, 1292008), (16, 807505), (20, 646004), (29, 445520), (40, 323002), (58, 222760), (80, 161501), (116, 111380), (145, 89104), (232, 55690), (290, 44552), (464, 27845), (580, 22276), (1160, 11138), (2320, 5569)]