19969680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83207}}^1$

素因数の和:83223

約数の個数: 40

約数和(自身を含む): 61906752

約数和(自身を除く): 41937072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83207, 166414, 249621, 332828, 416035, 499242, 665656, 832070, 998484, 1248105, 1331312, 1664140, 1996968, 2496210, 3328280, 3993936, 4992420, 6656560, 9984840, 19969680]

約数ペア:

[(1, 19969680), (2, 9984840), (3, 6656560), (4, 4992420), (5, 3993936), (6, 3328280), (8, 2496210), (10, 1996968), (12, 1664140), (15, 1331312), (16, 1248105), (20, 998484), (24, 832070), (30, 665656), (40, 499242), (48, 416035), (60, 332828), (80, 249621), (120, 166414), (240, 83207)]