15547980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37019}}^1$

素因数の和:37038

約数の個数: 48

約数和(自身を含む): 49754880

約数和(自身を除く): 34206900

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, 37019, 74038, 111057, 148076, 185095, 222114, 259133, 370190, 444228, 518266, 555285, 740380, 777399, 1036532, 1110570, 1295665, 1554798, 2221140, 2591330, 3109596, 3886995, 5182660, 7773990, 15547980]

約数ペア:

[(1, 15547980), (2, 7773990), (3, 5182660), (4, 3886995), (5, 3109596), (6, 2591330), (7, 2221140), (10, 1554798), (12, 1295665), (14, 1110570), (15, 1036532), (20, 777399), (21, 740380), (28, 555285), (30, 518266), (35, 444228), (42, 370190), (60, 259133), (70, 222114), (84, 185095), (105, 148076), (140, 111057), (210, 74038), (420, 37019)]