20307140210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1472599}}^1$

素因数の和:1472810

約数の個数: 32

約数和(自身を含む): 41986771200

約数和(自身を除く): 21679630990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 6895, 13790, 1472599, 2945198, 7362995, 10308193, 14725990, 20616386, 51540965, 103081930, 290102003, 580204006, 1450510015, 2030714021, 2901020030, 4061428042, 10153570105, 20307140210]

約数ペア:

[(1, 20307140210), (2, 10153570105), (5, 4061428042), (7, 2901020030), (10, 2030714021), (14, 1450510015), (35, 580204006), (70, 290102003), (197, 103081930), (394, 51540965), (985, 20616386), (1379, 14725990), (1970, 10308193), (2758, 7362995), (6895, 2945198), (13790, 1472599)]