285840340

素因数分解:

$2^2\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{7333}}^1$

素因数の和:9291

約数の個数: 24

約数和(自身を含む): 600654600

約数和(自身を除く): 314814260

約数列:

[1, 2, 4, 5, 10, 20, 1949, 3898, 7333, 7796, 9745, 14666, 19490, 29332, 36665, 38980, 73330, 146660, 14292017, 28584034, 57168068, 71460085, 142920170, 285840340]

約数ペア:

[(1, 285840340), (2, 142920170), (4, 71460085), (5, 57168068), (10, 28584034), (20, 14292017), (1949, 146660), (3898, 73330), (7333, 38980), (7796, 36665), (9745, 29332), (14666, 19490)]