1189785242020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{837876931}}^1$

素因数の和:837877011

約数の個数: 24

約数和(自身を含む): 2533739842368

約数和(自身を除く): 1343954600348

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 837876931, 1675753862, 3351507724, 4189384655, 8378769310, 16757538620, 59489262101, 118978524202, 237957048404, 297446310505, 594892621010, 1189785242020]

約数ペア:

[(1, 1189785242020), (2, 594892621010), (4, 297446310505), (5, 237957048404), (10, 118978524202), (20, 59489262101), (71, 16757538620), (142, 8378769310), (284, 4189384655), (355, 3351507724), (710, 1675753862), (1420, 837876931)]