2831820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 8020320

約数和(自身を除く): 5188500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 433, 436, 545, 654, 866, 1090, 1299, 1308, 1635, 1732, 2165, 2180, 2598, 3270, 4330, 5196, 6495, 6540, 8660, 12990, 25980, 47197, 94394, 141591, 188788, 235985, 283182, 471970, 566364, 707955, 943940, 1415910, 2831820]

約数ペア:

[(1, 2831820), (2, 1415910), (3, 943940), (4, 707955), (5, 566364), (6, 471970), (10, 283182), (12, 235985), (15, 188788), (20, 141591), (30, 94394), (60, 47197), (109, 25980), (218, 12990), (327, 8660), (433, 6540), (436, 6495), (545, 5196), (654, 4330), (866, 3270), (1090, 2598), (1299, 2180), (1308, 2165), (1635, 1732)]