20367240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8933}}^1$

素因数の和:8966

約数の個数: 64

約数和(自身を含む): 64324800

約数和(自身を除く): 43957560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8933, 17866, 26799, 35732, 44665, 53598, 71464, 89330, 107196, 133995, 169727, 178660, 214392, 267990, 339454, 357320, 509181, 535980, 678908, 848635, 1018362, 1071960, 1357816, 1697270, 2036724, 2545905, 3394540, 4073448, 5091810, 6789080, 10183620, 20367240]

約数ペア:

[(1, 20367240), (2, 10183620), (3, 6789080), (4, 5091810), (5, 4073448), (6, 3394540), (8, 2545905), (10, 2036724), (12, 1697270), (15, 1357816), (19, 1071960), (20, 1018362), (24, 848635), (30, 678908), (38, 535980), (40, 509181), (57, 357320), (60, 339454), (76, 267990), (95, 214392), (114, 178660), (120, 169727), (152, 133995), (190, 107196), (228, 89330), (285, 71464), (380, 53598), (456, 44665), (570, 35732), (760, 26799), (1140, 17866), (2280, 8933)]