7288970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 15020640

約数和(自身を除く): 7731670

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 227, 247, 338, 454, 494, 845, 1135, 1235, 1690, 2270, 2470, 2951, 3211, 4313, 5902, 6422, 8626, 14755, 16055, 21565, 29510, 32110, 38363, 43130, 56069, 76726, 112138, 191815, 280345, 383630, 560690, 728897, 1457794, 3644485, 7288970]

約数ペア:

[(1, 7288970), (2, 3644485), (5, 1457794), (10, 728897), (13, 560690), (19, 383630), (26, 280345), (38, 191815), (65, 112138), (95, 76726), (130, 56069), (169, 43130), (190, 38363), (227, 32110), (247, 29510), (338, 21565), (454, 16055), (494, 14755), (845, 8626), (1135, 6422), (1235, 5902), (1690, 4313), (2270, 3211), (2470, 2951)]