20565238860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4967449}}^1$

素因数の和:4967487

約数の個数: 72

約数和(自身を含む): 65093464800

約数和(自身を除く): 44528225940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4967449, 9934898, 14902347, 19869796, 24837245, 29804694, 44707041, 49674490, 59609388, 74511735, 89414082, 99348980, 114251327, 149023470, 178828164, 223535205, 228502654, 298046940, 342753981, 447070410, 457005308, 571256635, 685507962, 894140820, 1028261943, 1142513270, 1371015924, 1713769905, 2056523886, 2285026540, 3427539810, 4113047772, 5141309715, 6855079620, 10282619430, 20565238860]

約数ペア:

[(1, 20565238860), (2, 10282619430), (3, 6855079620), (4, 5141309715), (5, 4113047772), (6, 3427539810), (9, 2285026540), (10, 2056523886), (12, 1713769905), (15, 1371015924), (18, 1142513270), (20, 1028261943), (23, 894140820), (30, 685507962), (36, 571256635), (45, 457005308), (46, 447070410), (60, 342753981), (69, 298046940), (90, 228502654), (92, 223535205), (115, 178828164), (138, 149023470), (180, 114251327), (207, 99348980), (230, 89414082), (276, 74511735), (345, 59609388), (414, 49674490), (460, 44707041), (690, 29804694), (828, 24837245), (1035, 19869796), (1380, 14902347), (2070, 9934898), (4140, 4967449)]