30934240

素因数分解:

$2^5\times 5^1\times {\mathrm{397}}^1\times {\mathrm{487}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 73416672

約数和(自身を除く): 42482432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 397, 487, 794, 974, 1588, 1948, 1985, 2435, 3176, 3896, 3970, 4870, 6352, 7792, 7940, 9740, 12704, 15584, 15880, 19480, 31760, 38960, 63520, 77920, 193339, 386678, 773356, 966695, 1546712, 1933390, 3093424, 3866780, 6186848, 7733560, 15467120, 30934240]

約数ペア:

[(1, 30934240), (2, 15467120), (4, 7733560), (5, 6186848), (8, 3866780), (10, 3093424), (16, 1933390), (20, 1546712), (32, 966695), (40, 773356), (80, 386678), (160, 193339), (397, 77920), (487, 63520), (794, 38960), (974, 31760), (1588, 19480), (1948, 15880), (1985, 15584), (2435, 12704), (3176, 9740), (3896, 7940), (3970, 7792), (4870, 6352)]