20098500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13399}}^1$

素因数の和:13421

約数の個数: 48

約数和(自身を含む): 58531200

約数和(自身を除く): 38432700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 13399, 26798, 40197, 53596, 66995, 80394, 133990, 160788, 200985, 267980, 334975, 401970, 669950, 803940, 1004925, 1339900, 1674875, 2009850, 3349750, 4019700, 5024625, 6699500, 10049250, 20098500]

約数ペア:

[(1, 20098500), (2, 10049250), (3, 6699500), (4, 5024625), (5, 4019700), (6, 3349750), (10, 2009850), (12, 1674875), (15, 1339900), (20, 1004925), (25, 803940), (30, 669950), (50, 401970), (60, 334975), (75, 267980), (100, 200985), (125, 160788), (150, 133990), (250, 80394), (300, 66995), (375, 53596), (500, 40197), (750, 26798), (1500, 13399)]