29148940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 63195552

約数和(自身を除く): 34046612

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 107, 212, 214, 257, 265, 428, 514, 530, 535, 1028, 1060, 1070, 1285, 2140, 2570, 5140, 5671, 11342, 13621, 22684, 27242, 27499, 28355, 54484, 54998, 56710, 68105, 109996, 113420, 136210, 137495, 272420, 274990, 549980, 1457447, 2914894, 5829788, 7287235, 14574470, 29148940]

約数ペア:

[(1, 29148940), (2, 14574470), (4, 7287235), (5, 5829788), (10, 2914894), (20, 1457447), (53, 549980), (106, 274990), (107, 272420), (212, 137495), (214, 136210), (257, 113420), (265, 109996), (428, 68105), (514, 56710), (530, 54998), (535, 54484), (1028, 28355), (1060, 27499), (1070, 27242), (1285, 22684), (2140, 13621), (2570, 11342), (5140, 5671)]