202000340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{325807}}^1$

素因数の和:325847

約数の個数: 24

約数和(自身を含む): 437885952

約数和(自身を除く): 235885612

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 325807, 651614, 1303228, 1629035, 3258070, 6516140, 10100017, 20200034, 40400068, 50500085, 101000170, 202000340]

約数ペア:

[(1, 202000340), (2, 101000170), (4, 50500085), (5, 40400068), (10, 20200034), (20, 10100017), (31, 6516140), (62, 3258070), (124, 1629035), (155, 1303228), (310, 651614), (620, 325807)]