1330598720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{378011}}^1$

素因数の和:378039

約数の個数: 56

約数和(自身を含む): 3456541728

約数和(自身を除く): 2125943008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 378011, 756022, 1512044, 1890055, 3024088, 3780110, 4158121, 6048176, 7560220, 8316242, 12096352, 15120440, 16632484, 20790605, 24192704, 30240880, 33264968, 41581210, 60481760, 66529936, 83162420, 120963520, 133059872, 166324840, 266119744, 332649680, 665299360, 1330598720]

約数ペア:

[(1, 1330598720), (2, 665299360), (4, 332649680), (5, 266119744), (8, 166324840), (10, 133059872), (11, 120963520), (16, 83162420), (20, 66529936), (22, 60481760), (32, 41581210), (40, 33264968), (44, 30240880), (55, 24192704), (64, 20790605), (80, 16632484), (88, 15120440), (110, 12096352), (160, 8316242), (176, 7560220), (220, 6048176), (320, 4158121), (352, 3780110), (440, 3024088), (704, 1890055), (880, 1512044), (1760, 756022), (3520, 378011)]