20112295040

素因数分解:

$2^7\times 5^1\times {\mathrm{31425461}}^1$

素因数の和:31425480

約数の個数: 32

約数和(自身を含む): 48080956860

約数和(自身を除く): 27968661820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31425461, 62850922, 125701844, 157127305, 251403688, 314254610, 502807376, 628509220, 1005614752, 1257018440, 2011229504, 2514036880, 4022459008, 5028073760, 10056147520, 20112295040]

約数ペア:

[(1, 20112295040), (2, 10056147520), (4, 5028073760), (5, 4022459008), (8, 2514036880), (10, 2011229504), (16, 1257018440), (20, 1005614752), (32, 628509220), (40, 502807376), (64, 314254610), (80, 251403688), (128, 157127305), (160, 125701844), (320, 62850922), (640, 31425461)]