203559940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1979}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 442411200

約数和(自身を除く): 238851260

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 139, 148, 185, 278, 370, 556, 695, 740, 1390, 1979, 2780, 3958, 5143, 7916, 9895, 10286, 19790, 20572, 25715, 39580, 51430, 73223, 102860, 146446, 275081, 292892, 366115, 550162, 732230, 1100324, 1375405, 1464460, 2750810, 5501620, 10177997, 20355994, 40711988, 50889985, 101779970, 203559940]

約数ペア:

[(1, 203559940), (2, 101779970), (4, 50889985), (5, 40711988), (10, 20355994), (20, 10177997), (37, 5501620), (74, 2750810), (139, 1464460), (148, 1375405), (185, 1100324), (278, 732230), (370, 550162), (556, 366115), (695, 292892), (740, 275081), (1390, 146446), (1979, 102860), (2780, 73223), (3958, 51430), (5143, 39580), (7916, 25715), (9895, 20572), (10286, 19790)]