7853820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10069}}^1$

素因数の和:10094

約数の個数: 48

約数和(自身を含む): 23684640

約数和(自身を除く): 15830820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 10069, 20138, 30207, 40276, 50345, 60414, 100690, 120828, 130897, 151035, 201380, 261794, 302070, 392691, 523588, 604140, 654485, 785382, 1308970, 1570764, 1963455, 2617940, 3926910, 7853820]

約数ペア:

[(1, 7853820), (2, 3926910), (3, 2617940), (4, 1963455), (5, 1570764), (6, 1308970), (10, 785382), (12, 654485), (13, 604140), (15, 523588), (20, 392691), (26, 302070), (30, 261794), (39, 201380), (52, 151035), (60, 130897), (65, 120828), (78, 100690), (130, 60414), (156, 50345), (195, 40276), (260, 30207), (390, 20138), (780, 10069)]