56515120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37181}}^1$

素因数の和:37213

約数の個数: 40

約数和(自身を含む): 138317040

約数和(自身を除く): 81801920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 37181, 74362, 148724, 185905, 297448, 371810, 594896, 706439, 743620, 1412878, 1487240, 2825756, 2974480, 3532195, 5651512, 7064390, 11303024, 14128780, 28257560, 56515120]

約数ペア:

[(1, 56515120), (2, 28257560), (4, 14128780), (5, 11303024), (8, 7064390), (10, 5651512), (16, 3532195), (19, 2974480), (20, 2825756), (38, 1487240), (40, 1412878), (76, 743620), (80, 706439), (95, 594896), (152, 371810), (190, 297448), (304, 185905), (380, 148724), (760, 74362), (1520, 37181)]