77656420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{204359}}^1$

素因数の和:204387

約数の個数: 24

約数和(自身を含む): 171662400

約数和(自身を除く): 94005980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 204359, 408718, 817436, 1021795, 2043590, 3882821, 4087180, 7765642, 15531284, 19414105, 38828210, 77656420]

約数ペア:

[(1, 77656420), (2, 38828210), (4, 19414105), (5, 15531284), (10, 7765642), (19, 4087180), (20, 3882821), (38, 2043590), (76, 1021795), (95, 817436), (190, 408718), (380, 204359)]