127955120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{84181}}^1$

素因数の和:84213

約数の個数: 40

約数和(自身を含む): 313157040

約数和(自身を除く): 185201920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 84181, 168362, 336724, 420905, 673448, 841810, 1346896, 1599439, 1683620, 3198878, 3367240, 6397756, 6734480, 7997195, 12795512, 15994390, 25591024, 31988780, 63977560, 127955120]

約数ペア:

[(1, 127955120), (2, 63977560), (4, 31988780), (5, 25591024), (8, 15994390), (10, 12795512), (16, 7997195), (19, 6734480), (20, 6397756), (38, 3367240), (40, 3198878), (76, 1683620), (80, 1599439), (95, 1346896), (152, 841810), (190, 673448), (304, 420905), (380, 336724), (760, 168362), (1520, 84181)]