120783280

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3803}}^1$

素因数の和:4213

約数の個数: 40

約数和(自身を含む): 281602512

約数和(自身を除く): 160819232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 3176, 3803, 3970, 6352, 7606, 7940, 15212, 15880, 19015, 30424, 31760, 38030, 60848, 76060, 152120, 304240, 1509791, 3019582, 6039164, 7548955, 12078328, 15097910, 24156656, 30195820, 60391640, 120783280]

約数ペア:

[(1, 120783280), (2, 60391640), (4, 30195820), (5, 24156656), (8, 15097910), (10, 12078328), (16, 7548955), (20, 6039164), (40, 3019582), (80, 1509791), (397, 304240), (794, 152120), (1588, 76060), (1985, 60848), (3176, 38030), (3803, 31760), (3970, 30424), (6352, 19015), (7606, 15880), (7940, 15212)]