509439590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{12829}}^1$

素因数の和:12885

約数の個数: 48

約数和(自身を含む): 1055857680

約数和(自身を除く): 546418090

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 361, 418, 722, 1045, 1805, 2090, 3610, 3971, 7942, 12829, 19855, 25658, 39710, 64145, 128290, 141119, 243751, 282238, 487502, 705595, 1218755, 1411190, 2437510, 2681261, 4631269, 5362522, 9262538, 13406305, 23156345, 26812610, 46312690, 50943959, 101887918, 254719795, 509439590]

約数ペア:

[(1, 509439590), (2, 254719795), (5, 101887918), (10, 50943959), (11, 46312690), (19, 26812610), (22, 23156345), (38, 13406305), (55, 9262538), (95, 5362522), (110, 4631269), (190, 2681261), (209, 2437510), (361, 1411190), (418, 1218755), (722, 705595), (1045, 487502), (1805, 282238), (2090, 243751), (3610, 141119), (3971, 128290), (7942, 64145), (12829, 39710), (19855, 25658)]