28740330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1621}}^1$

素因数の和:1831

約数の個数: 48

約数和(自身を含む): 75150504

約数和(自身を除く): 46410174

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 591, 985, 1182, 1621, 1773, 1970, 2955, 3242, 3546, 4863, 5910, 8105, 8865, 9726, 14589, 16210, 17730, 24315, 29178, 48630, 72945, 145890, 319337, 638674, 958011, 1596685, 1916022, 2874033, 3193370, 4790055, 5748066, 9580110, 14370165, 28740330]

約数ペア:

[(1, 28740330), (2, 14370165), (3, 9580110), (5, 5748066), (6, 4790055), (9, 3193370), (10, 2874033), (15, 1916022), (18, 1596685), (30, 958011), (45, 638674), (90, 319337), (197, 145890), (394, 72945), (591, 48630), (985, 29178), (1182, 24315), (1621, 17730), (1773, 16210), (1970, 14589), (2955, 9726), (3242, 8865), (3546, 8105), (4863, 5910)]