320671970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{8581}}^1$

素因数の和:8726

約数の個数: 32

約数和(自身を含む): 598748976

約数和(自身を除く): 278077006

約数列:

[1, 2, 5, 10, 37, 74, 101, 185, 202, 370, 505, 1010, 3737, 7474, 8581, 17162, 18685, 37370, 42905, 85810, 317497, 634994, 866681, 1587485, 1733362, 3174970, 4333405, 8666810, 32067197, 64134394, 160335985, 320671970]

約数ペア:

[(1, 320671970), (2, 160335985), (5, 64134394), (10, 32067197), (37, 8666810), (74, 4333405), (101, 3174970), (185, 1733362), (202, 1587485), (370, 866681), (505, 634994), (1010, 317497), (3737, 85810), (7474, 42905), (8581, 37370), (17162, 18685)]