20075603920

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{596069}}^1$

素因数の和:596503

約数の個数: 40

約数和(自身を含む): 46786726440

約数和(自身を除く): 26711122520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1684, 2105, 3368, 4210, 6736, 8420, 16840, 33680, 596069, 1192138, 2384276, 2980345, 4768552, 5960690, 9537104, 11921380, 23842760, 47685520, 250945049, 501890098, 1003780196, 1254725245, 2007560392, 2509450490, 4015120784, 5018900980, 10037801960, 20075603920]

約数ペア:

[(1, 20075603920), (2, 10037801960), (4, 5018900980), (5, 4015120784), (8, 2509450490), (10, 2007560392), (16, 1254725245), (20, 1003780196), (40, 501890098), (80, 250945049), (421, 47685520), (842, 23842760), (1684, 11921380), (2105, 9537104), (3368, 5960690), (4210, 4768552), (6736, 2980345), (8420, 2384276), (16840, 1192138), (33680, 596069)]