22223540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 27309580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 233, 251, 380, 466, 502, 932, 1004, 1165, 1255, 2330, 2510, 4427, 4660, 4769, 5020, 8854, 9538, 17708, 19076, 22135, 23845, 44270, 47690, 58483, 88540, 95380, 116966, 233932, 292415, 584830, 1111177, 1169660, 2222354, 4444708, 5555885, 11111770, 22223540]

約数ペア:

[(1, 22223540), (2, 11111770), (4, 5555885), (5, 4444708), (10, 2222354), (19, 1169660), (20, 1111177), (38, 584830), (76, 292415), (95, 233932), (190, 116966), (233, 95380), (251, 88540), (380, 58483), (466, 47690), (502, 44270), (932, 23845), (1004, 22135), (1165, 19076), (1255, 17708), (2330, 9538), (2510, 8854), (4427, 5020), (4660, 4769)]