203415207920

素因数分解:

$2^4\times 5^1\times {\mathrm{24421}}^1\times {\mathrm{104119}}^1$

素因数の和:128553

約数の個数: 40

約数和(自身を含む): 472964267040

約数和(自身を除く): 269549059120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24421, 48842, 97684, 104119, 122105, 195368, 208238, 244210, 390736, 416476, 488420, 520595, 832952, 976840, 1041190, 1665904, 1953680, 2082380, 4164760, 8329520, 2542690099, 5085380198, 10170760396, 12713450495, 20341520792, 25426900990, 40683041584, 50853801980, 101707603960, 203415207920]

約数ペア:

[(1, 203415207920), (2, 101707603960), (4, 50853801980), (5, 40683041584), (8, 25426900990), (10, 20341520792), (16, 12713450495), (20, 10170760396), (40, 5085380198), (80, 2542690099), (24421, 8329520), (48842, 4164760), (97684, 2082380), (104119, 1953680), (122105, 1665904), (195368, 1041190), (208238, 976840), (244210, 832952), (390736, 520595), (416476, 488420)]