7808970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20023}}^1$

素因数の和:20046

約数の個数: 32

約数和(自身を含む): 20184192

約数和(自身を除く): 12375222

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20023, 40046, 60069, 100115, 120138, 200230, 260299, 300345, 520598, 600690, 780897, 1301495, 1561794, 2602990, 3904485, 7808970]

約数ペア:

[(1, 7808970), (2, 3904485), (3, 2602990), (5, 1561794), (6, 1301495), (10, 780897), (13, 600690), (15, 520598), (26, 300345), (30, 260299), (39, 200230), (65, 120138), (78, 100115), (130, 60069), (195, 40046), (390, 20023)]