23287940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2083}}^1$

素因数の和:2148

約数の個数: 48

約数和(自身を含む): 53917248

約数和(自身を除く): 30629308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2083, 2236, 2795, 4166, 5590, 8332, 10415, 11180, 20830, 27079, 41660, 54158, 89569, 108316, 135395, 179138, 270790, 358276, 447845, 541580, 895690, 1164397, 1791380, 2328794, 4657588, 5821985, 11643970, 23287940]

約数ペア:

[(1, 23287940), (2, 11643970), (4, 5821985), (5, 4657588), (10, 2328794), (13, 1791380), (20, 1164397), (26, 895690), (43, 541580), (52, 447845), (65, 358276), (86, 270790), (130, 179138), (172, 135395), (215, 108316), (260, 89569), (430, 54158), (559, 41660), (860, 27079), (1118, 20830), (2083, 11180), (2236, 10415), (2795, 8332), (4166, 5590)]