28500110

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 52581312

約数和(自身を除く): 24081202

約数列:

[1, 2, 5, 10, 71, 137, 142, 274, 293, 355, 586, 685, 710, 1370, 1465, 2930, 9727, 19454, 20803, 40141, 41606, 48635, 80282, 97270, 104015, 200705, 208030, 401410, 2850011, 5700022, 14250055, 28500110]

約数ペア:

[(1, 28500110), (2, 14250055), (5, 5700022), (10, 2850011), (71, 401410), (137, 208030), (142, 200705), (274, 104015), (293, 97270), (355, 80282), (586, 48635), (685, 41606), (710, 40141), (1370, 20803), (1465, 19454), (2930, 9727)]