2148382120

素因数分解:

$2^3\times 5^1\times {\mathrm{2861}}^1\times {\mathrm{18773}}^1$

素因数の和:21645

約数の個数: 32

約数和(自身を含む): 4835806920

約数和(自身を除く): 2687424800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2861, 5722, 11444, 14305, 18773, 22888, 28610, 37546, 57220, 75092, 93865, 114440, 150184, 187730, 375460, 750920, 53709553, 107419106, 214838212, 268547765, 429676424, 537095530, 1074191060, 2148382120]

約数ペア:

[(1, 2148382120), (2, 1074191060), (4, 537095530), (5, 429676424), (8, 268547765), (10, 214838212), (20, 107419106), (40, 53709553), (2861, 750920), (5722, 375460), (11444, 187730), (14305, 150184), (18773, 114440), (22888, 93865), (28610, 75092), (37546, 57220)]