2021540690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{501623}}^1$

素因数の和:501674

約数の個数: 32

約数和(自身を含む): 4045095936

約数和(自身を除く): 2023555246

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 501623, 1003246, 2508115, 5016230, 6521099, 13042198, 15550313, 31100626, 32605495, 65210990, 77751565, 155503130, 202154069, 404308138, 1010770345, 2021540690]

約数ペア:

[(1, 2021540690), (2, 1010770345), (5, 404308138), (10, 202154069), (13, 155503130), (26, 77751565), (31, 65210990), (62, 32605495), (65, 31100626), (130, 15550313), (155, 13042198), (310, 6521099), (403, 5016230), (806, 2508115), (2015, 1003246), (4030, 501623)]