152157020

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{21799}}^1$

素因数の和:22157

約数の個数: 24

約数和(自身を含む): 320460000

約数和(自身を除く): 168302980

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 21799, 43598, 87196, 108995, 217990, 435980, 7607851, 15215702, 30431404, 38039255, 76078510, 152157020]

約数ペア:

[(1, 152157020), (2, 76078510), (4, 38039255), (5, 30431404), (10, 15215702), (20, 7607851), (349, 435980), (698, 217990), (1396, 108995), (1745, 87196), (3490, 43598), (6980, 21799)]