19962960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:612

約数の個数: 80

約数和(自身を含む): 62329344

約数和(自身を除く): 42366384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 223, 240, 373, 446, 669, 746, 892, 1115, 1119, 1338, 1492, 1784, 1865, 2230, 2238, 2676, 2984, 3345, 3568, 3730, 4460, 4476, 5352, 5595, 5968, 6690, 7460, 8920, 8952, 10704, 11190, 13380, 14920, 17840, 17904, 22380, 26760, 29840, 44760, 53520, 83179, 89520, 166358, 249537, 332716, 415895, 499074, 665432, 831790, 998148, 1247685, 1330864, 1663580, 1996296, 2495370, 3327160, 3992592, 4990740, 6654320, 9981480, 19962960]

約数ペア:

[(1, 19962960), (2, 9981480), (3, 6654320), (4, 4990740), (5, 3992592), (6, 3327160), (8, 2495370), (10, 1996296), (12, 1663580), (15, 1330864), (16, 1247685), (20, 998148), (24, 831790), (30, 665432), (40, 499074), (48, 415895), (60, 332716), (80, 249537), (120, 166358), (223, 89520), (240, 83179), (373, 53520), (446, 44760), (669, 29840), (746, 26760), (892, 22380), (1115, 17904), (1119, 17840), (1338, 14920), (1492, 13380), (1784, 11190), (1865, 10704), (2230, 8952), (2238, 8920), (2676, 7460), (2984, 6690), (3345, 5968), (3568, 5595), (3730, 5352), (4460, 4476)]