28738490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1907}}^1$

素因数の和:2062

約数の個数: 32

約数和(自身を含む): 56873664

約数和(自身を除く): 28135174

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 1907, 3014, 3814, 7535, 9535, 15070, 19070, 20977, 41954, 104885, 209770, 261259, 522518, 1306295, 2612590, 2873849, 5747698, 14369245, 28738490]

約数ペア:

[(1, 28738490), (2, 14369245), (5, 5747698), (10, 2873849), (11, 2612590), (22, 1306295), (55, 522518), (110, 261259), (137, 209770), (274, 104885), (685, 41954), (1370, 20977), (1507, 19070), (1907, 15070), (3014, 9535), (3814, 7535)]