8391760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8069}}^1$

素因数の和:8095

約数の個数: 40

約数和(自身を含む): 21014280

約数和(自身を除く): 12622520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8069, 16138, 32276, 40345, 64552, 80690, 104897, 129104, 161380, 209794, 322760, 419588, 524485, 645520, 839176, 1048970, 1678352, 2097940, 4195880, 8391760]

約数ペア:

[(1, 8391760), (2, 4195880), (4, 2097940), (5, 1678352), (8, 1048970), (10, 839176), (13, 645520), (16, 524485), (20, 419588), (26, 322760), (40, 209794), (52, 161380), (65, 129104), (80, 104897), (104, 80690), (130, 64552), (208, 40345), (260, 32276), (520, 16138), (1040, 8069)]