7554040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:296

約数の個数: 64

約数和(自身を含む): 18648000

約数和(自身を除く): 11093960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 199, 260, 292, 365, 398, 520, 584, 730, 796, 949, 995, 1460, 1592, 1898, 1990, 2587, 2920, 3796, 3980, 4745, 5174, 7592, 7960, 9490, 10348, 12935, 14527, 18980, 20696, 25870, 29054, 37960, 51740, 58108, 72635, 103480, 116216, 145270, 188851, 290540, 377702, 581080, 755404, 944255, 1510808, 1888510, 3777020, 7554040]

約数ペア:

[(1, 7554040), (2, 3777020), (4, 1888510), (5, 1510808), (8, 944255), (10, 755404), (13, 581080), (20, 377702), (26, 290540), (40, 188851), (52, 145270), (65, 116216), (73, 103480), (104, 72635), (130, 58108), (146, 51740), (199, 37960), (260, 29054), (292, 25870), (365, 20696), (398, 18980), (520, 14527), (584, 12935), (730, 10348), (796, 9490), (949, 7960), (995, 7592), (1460, 5174), (1592, 4745), (1898, 3980), (1990, 3796), (2587, 2920)]