15679877420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1\times {\mathrm{19531}}^1$

素因数の和:19970

約数の個数: 48

約数和(自身を含む): 33282996768

約数和(自身を除く): 17603119348

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 293, 548, 586, 685, 1172, 1370, 1465, 2740, 2930, 5860, 19531, 39062, 40141, 78124, 80282, 97655, 160564, 195310, 200705, 390620, 401410, 802820, 2675747, 5351494, 5722583, 10702988, 11445166, 13378735, 22890332, 26757470, 28612915, 53514940, 57225830, 114451660, 783993871, 1567987742, 3135975484, 3919969355, 7839938710, 15679877420]

約数ペア:

[(1, 15679877420), (2, 7839938710), (4, 3919969355), (5, 3135975484), (10, 1567987742), (20, 783993871), (137, 114451660), (274, 57225830), (293, 53514940), (548, 28612915), (586, 26757470), (685, 22890332), (1172, 13378735), (1370, 11445166), (1465, 10702988), (2740, 5722583), (2930, 5351494), (5860, 2675747), (19531, 802820), (39062, 401410), (40141, 390620), (78124, 200705), (80282, 195310), (97655, 160564)]