20041960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26371}}^1$

素因数の和:26401

約数の個数: 32

約数和(自身を含む): 47469600

約数和(自身を除く): 27427640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26371, 52742, 105484, 131855, 210968, 263710, 501049, 527420, 1002098, 1054840, 2004196, 2505245, 4008392, 5010490, 10020980, 20041960]

約数ペア:

[(1, 20041960), (2, 10020980), (4, 5010490), (5, 4008392), (8, 2505245), (10, 2004196), (19, 1054840), (20, 1002098), (38, 527420), (40, 501049), (76, 263710), (95, 210968), (152, 131855), (190, 105484), (380, 52742), (760, 26371)]