6979980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{16619}}^1$

素因数の和:16638

約数の個数: 48

約数和(自身を含む): 22337280

約数和(自身を除く): 15357300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 16619, 33238, 49857, 66476, 83095, 99714, 116333, 166190, 199428, 232666, 249285, 332380, 348999, 465332, 498570, 581665, 697998, 997140, 1163330, 1395996, 1744995, 2326660, 3489990, 6979980]

約数ペア:

[(1, 6979980), (2, 3489990), (3, 2326660), (4, 1744995), (5, 1395996), (6, 1163330), (7, 997140), (10, 697998), (12, 581665), (14, 498570), (15, 465332), (20, 348999), (21, 332380), (28, 249285), (30, 232666), (35, 199428), (42, 166190), (60, 116333), (70, 99714), (84, 83095), (105, 66476), (140, 49857), (210, 33238), (420, 16619)]