16002820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 35417088

約数和(自身を除く): 19414268

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 487, 530, 620, 974, 1060, 1643, 1948, 2435, 3286, 4870, 6572, 8215, 9740, 15097, 16430, 25811, 30194, 32860, 51622, 60388, 75485, 103244, 129055, 150970, 258110, 301940, 516220, 800141, 1600282, 3200564, 4000705, 8001410, 16002820]

約数ペア:

[(1, 16002820), (2, 8001410), (4, 4000705), (5, 3200564), (10, 1600282), (20, 800141), (31, 516220), (53, 301940), (62, 258110), (106, 150970), (124, 129055), (155, 103244), (212, 75485), (265, 60388), (310, 51622), (487, 32860), (530, 30194), (620, 25811), (974, 16430), (1060, 15097), (1643, 9740), (1948, 8215), (2435, 6572), (3286, 4870)]