1330222420

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{440471}}^1$

素因数の和:440631

約数の個数: 24

約数和(自身を含む): 2811973248

約数和(自身を除く): 1481750828

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 440471, 880942, 1761884, 2202355, 4404710, 8809420, 66511121, 133022242, 266044484, 332555605, 665111210, 1330222420]

約数ペア:

[(1, 1330222420), (2, 665111210), (4, 332555605), (5, 266044484), (10, 133022242), (20, 66511121), (151, 8809420), (302, 4404710), (604, 2202355), (755, 1761884), (1510, 880942), (3020, 440471)]