2190397820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1433}}^1\times {\mathrm{5879}}^1$

素因数の和:7334

約数の個数: 48

約数和(自身を含む): 4957968960

約数和(自身を除く): 2767571140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1433, 2866, 5732, 5879, 7165, 11758, 14330, 18629, 23516, 28660, 29395, 37258, 58790, 74516, 76427, 93145, 117580, 152854, 186290, 305708, 372580, 382135, 764270, 1528540, 8424607, 16849214, 33698428, 42123035, 84246070, 109519891, 168492140, 219039782, 438079564, 547599455, 1095198910, 2190397820]

約数ペア:

[(1, 2190397820), (2, 1095198910), (4, 547599455), (5, 438079564), (10, 219039782), (13, 168492140), (20, 109519891), (26, 84246070), (52, 42123035), (65, 33698428), (130, 16849214), (260, 8424607), (1433, 1528540), (2866, 764270), (5732, 382135), (5879, 372580), (7165, 305708), (11758, 186290), (14330, 152854), (18629, 117580), (23516, 93145), (28660, 76427), (29395, 74516), (37258, 58790)]