20783160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57731}}^1$

素因数の和:57748

約数の個数: 48

約数和(自身を含む): 67546440

約数和(自身を除く): 46763280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57731, 115462, 173193, 230924, 288655, 346386, 461848, 519579, 577310, 692772, 865965, 1039158, 1154620, 1385544, 1731930, 2078316, 2309240, 2597895, 3463860, 4156632, 5195790, 6927720, 10391580, 20783160]

約数ペア:

[(1, 20783160), (2, 10391580), (3, 6927720), (4, 5195790), (5, 4156632), (6, 3463860), (8, 2597895), (9, 2309240), (10, 2078316), (12, 1731930), (15, 1385544), (18, 1154620), (20, 1039158), (24, 865965), (30, 692772), (36, 577310), (40, 519579), (45, 461848), (60, 346386), (72, 288655), (90, 230924), (120, 173193), (180, 115462), (360, 57731)]