58242940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{647}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 140216832

約数和(自身を除く): 81973892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 647, 1286, 1294, 2572, 2588, 3215, 3235, 4501, 4529, 6430, 6470, 9002, 9058, 12860, 12940, 18004, 18116, 22505, 22645, 45010, 45290, 90020, 90580, 416021, 832042, 1664084, 2080105, 2912147, 4160210, 5824294, 8320420, 11648588, 14560735, 29121470, 58242940]

約数ペア:

[(1, 58242940), (2, 29121470), (4, 14560735), (5, 11648588), (7, 8320420), (10, 5824294), (14, 4160210), (20, 2912147), (28, 2080105), (35, 1664084), (70, 832042), (140, 416021), (643, 90580), (647, 90020), (1286, 45290), (1294, 45010), (2572, 22645), (2588, 22505), (3215, 18116), (3235, 18004), (4501, 12940), (4529, 12860), (6430, 9058), (6470, 9002)]