13287720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{110731}}^1$

素因数の和:110745

約数の個数: 32

約数和(自身を含む): 39863520

約数和(自身を除く): 26575800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 110731, 221462, 332193, 442924, 553655, 664386, 885848, 1107310, 1328772, 1660965, 2214620, 2657544, 3321930, 4429240, 6643860, 13287720]

約数ペア:

[(1, 13287720), (2, 6643860), (3, 4429240), (4, 3321930), (5, 2657544), (6, 2214620), (8, 1660965), (10, 1328772), (12, 1107310), (15, 885848), (20, 664386), (24, 553655), (30, 442924), (40, 332193), (60, 221462), (120, 110731)]