3917940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5023}}^1$

素因数の和:5048

約数の個数: 48

約数和(自身を含む): 11816448

約数和(自身を除く): 7898508

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, 5023, 10046, 15069, 20092, 25115, 30138, 50230, 60276, 65299, 75345, 100460, 130598, 150690, 195897, 261196, 301380, 326495, 391794, 652990, 783588, 979485, 1305980, 1958970, 3917940]

約数ペア:

[(1, 3917940), (2, 1958970), (3, 1305980), (4, 979485), (5, 783588), (6, 652990), (10, 391794), (12, 326495), (13, 301380), (15, 261196), (20, 195897), (26, 150690), (30, 130598), (39, 100460), (52, 75345), (60, 65299), (65, 60276), (78, 50230), (130, 30138), (156, 25115), (195, 20092), (260, 15069), (390, 10046), (780, 5023)]