20297410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5471}}^1$

素因数の和:5538

約数の個数: 32

約数和(自身を含む): 42550272

約数和(自身を除く): 22252862

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5471, 10942, 27355, 38297, 54710, 76594, 191485, 289963, 382970, 579926, 1449815, 2029741, 2899630, 4059482, 10148705, 20297410]

約数ペア:

[(1, 20297410), (2, 10148705), (5, 4059482), (7, 2899630), (10, 2029741), (14, 1449815), (35, 579926), (53, 382970), (70, 289963), (106, 191485), (265, 76594), (371, 54710), (530, 38297), (742, 27355), (1855, 10942), (3710, 5471)]