198065420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61511}}^1$

素因数の和:61550

約数の個数: 48

約数和(自身を含む): 496032768

約数和(自身を除く): 297967348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 61511, 123022, 246044, 307555, 430577, 615110, 861154, 1230220, 1414753, 1722308, 2152885, 2829506, 4305770, 5659012, 7073765, 8611540, 9903271, 14147530, 19806542, 28295060, 39613084, 49516355, 99032710, 198065420]

約数ペア:

[(1, 198065420), (2, 99032710), (4, 49516355), (5, 39613084), (7, 28295060), (10, 19806542), (14, 14147530), (20, 9903271), (23, 8611540), (28, 7073765), (35, 5659012), (46, 4305770), (70, 2829506), (92, 2152885), (115, 1722308), (140, 1414753), (161, 1230220), (230, 861154), (322, 615110), (460, 430577), (644, 307555), (805, 246044), (1610, 123022), (3220, 61511)]