28610360080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4018309}}^1$

素因数の和:4018411

約数の個数: 40

約数和(自身を含む): 67266509400

約数和(自身を除く): 38656149320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 4018309, 8036618, 16073236, 20091545, 32146472, 40183090, 64292944, 80366180, 160732360, 321464720, 357629501, 715259002, 1430518004, 1788147505, 2861036008, 3576295010, 5722072016, 7152590020, 14305180040, 28610360080]

約数ペア:

[(1, 28610360080), (2, 14305180040), (4, 7152590020), (5, 5722072016), (8, 3576295010), (10, 2861036008), (16, 1788147505), (20, 1430518004), (40, 715259002), (80, 357629501), (89, 321464720), (178, 160732360), (356, 80366180), (445, 64292944), (712, 40183090), (890, 32146472), (1424, 20091545), (1780, 16073236), (3560, 8036618), (7120, 4018309)]