553680920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1064771}}^1$

素因数の和:1064795

約数の個数: 32

約数和(自身を含む): 1341612720

約数和(自身を除く): 787931800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1064771, 2129542, 4259084, 5323855, 8518168, 10647710, 13842023, 21295420, 27684046, 42590840, 55368092, 69210115, 110736184, 138420230, 276840460, 553680920]

約数ペア:

[(1, 553680920), (2, 276840460), (4, 138420230), (5, 110736184), (8, 69210115), (10, 55368092), (13, 42590840), (20, 27684046), (26, 21295420), (40, 13842023), (52, 10647710), (65, 8518168), (104, 5323855), (130, 4259084), (260, 2129542), (520, 1064771)]